Home / 69,886.74-96,442.44-38,055.12

Finding the Fourth Proportional to 69,886.74, 96,442.44 and 38,055.12

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Solution

The fourth proportional to 69,886.74, 96,442.44 and 38,055.12 is: 52,515.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,886.74 : 96,442.44 = 38,055.12 : x
  2. Step 2: Convert to fraction form
    69,886.74/96,442.44 = 38,055.12/x
  3. Step 3: Cross multiply
    69,886.74x = 96,442.44 × 38,055.12
  4. Step 4: Simplify right side
    69,886.74x = 3,670,128,627.29
  5. Step 5: Solve for x
    x = 3,670,128,627.29/69,886.74
  6. Step 6: Final answer
    x = 52,515.38

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Find fourth proportional to 69,887.74, 96,443.82 and 38,056.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.