Home / 69,918.03-96,486.38-38,086.93

Finding the Fourth Proportional to 69,918.03, 96,486.38 and 38,086.93

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Solution

The fourth proportional to 69,918.03, 96,486.38 and 38,086.93 is: 52,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,918.03 : 96,486.38 = 38,086.93 : x
  2. Step 2: Convert to fraction form
    69,918.03/96,486.38 = 38,086.93/x
  3. Step 3: Cross multiply
    69,918.03x = 96,486.38 × 38,086.93
  4. Step 4: Simplify right side
    69,918.03x = 3,674,869,518.58
  5. Step 5: Solve for x
    x = 3,674,869,518.58/69,918.03
  6. Step 6: Final answer
    x = 52,559.69

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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.