Home / 103,250.24-142,535.40-69,246.29

Finding the Fourth Proportional to 103,250.24, 142,535.40 and 69,246.29

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Solution

The fourth proportional to 103,250.24, 142,535.40 and 69,246.29 is: 95,593.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,250.24 : 142,535.40 = 69,246.29 : x
  2. Step 2: Convert to fraction form
    103,250.24/142,535.40 = 69,246.29/x
  3. Step 3: Cross multiply
    103,250.24x = 142,535.40 × 69,246.29
  4. Step 4: Simplify right side
    103,250.24x = 9,870,047,740.33
  5. Step 5: Solve for x
    x = 9,870,047,740.33/103,250.24
  6. Step 6: Final answer
    x = 95,593.46

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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.