Home / 104,862.36-157,293.18-42,532.68

Finding the Fourth Proportional to 104,862.36, 157,293.18 and 42,532.68

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Solution

The fourth proportional to 104,862.36, 157,293.18 and 42,532.68 is: 63,798.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,862.36 : 157,293.18 = 42,532.68 : x
  2. Step 2: Convert to fraction form
    104,862.36/157,293.18 = 42,532.68/x
  3. Step 3: Cross multiply
    104,862.36x = 157,293.18 × 42,532.68
  4. Step 4: Simplify right side
    104,862.36x = 6,690,100,491.12
  5. Step 5: Solve for x
    x = 6,690,100,491.12/104,862.36
  6. Step 6: Final answer
    x = 63,798.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.