Home / 69,886.17-96,439.95-38,055.15

Finding the Fourth Proportional to 69,886.17, 96,439.95 and 38,055.15

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Solution

The fourth proportional to 69,886.17, 96,439.95 and 38,055.15 is: 52,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,886.17 : 96,439.95 = 38,055.15 : x
  2. Step 2: Convert to fraction form
    69,886.17/96,439.95 = 38,055.15/x
  3. Step 3: Cross multiply
    69,886.17x = 96,439.95 × 38,055.15
  4. Step 4: Simplify right side
    69,886.17x = 3,670,036,763.24
  5. Step 5: Solve for x
    x = 3,670,036,763.24/69,886.17
  6. Step 6: Final answer
    x = 52,514.49

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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.