Home / 103,329.59-155,008.96-36,750.02

Finding the Fourth Proportional to 103,329.59, 155,008.96 and 36,750.02

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Solution

The fourth proportional to 103,329.59, 155,008.96 and 36,750.02 is: 55,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,329.59 : 155,008.96 = 36,750.02 : x
  2. Step 2: Convert to fraction form
    103,329.59/155,008.96 = 36,750.02/x
  3. Step 3: Cross multiply
    103,329.59x = 155,008.96 × 36,750.02
  4. Step 4: Simplify right side
    103,329.59x = 5,696,581,513.26
  5. Step 5: Solve for x
    x = 5,696,581,513.26/103,329.59
  6. Step 6: Final answer
    x = 55,130.21

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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.