Home / 58,329.20-80,420.65-38,154.13

Finding the Fourth Proportional to 58,329.20, 80,420.65 and 38,154.13

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Solution

The fourth proportional to 58,329.20, 80,420.65 and 38,154.13 is: 52,604.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,329.20 : 80,420.65 = 38,154.13 : x
  2. Step 2: Convert to fraction form
    58,329.20/80,420.65 = 38,154.13/x
  3. Step 3: Cross multiply
    58,329.20x = 80,420.65 × 38,154.13
  4. Step 4: Simplify right side
    58,329.20x = 3,068,379,638.35
  5. Step 5: Solve for x
    x = 3,068,379,638.35/58,329.20
  6. Step 6: Final answer
    x = 52,604.52

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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.