Home / 59,820.20-89,730.64-15,443.92

Finding the Fourth Proportional to 59,820.20, 89,730.64 and 15,443.92

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Solution

The fourth proportional to 59,820.20, 89,730.64 and 15,443.92 is: 23,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,820.20 : 89,730.64 = 15,443.92 : x
  2. Step 2: Convert to fraction form
    59,820.20/89,730.64 = 15,443.92/x
  3. Step 3: Cross multiply
    59,820.20x = 89,730.64 × 15,443.92
  4. Step 4: Simplify right side
    59,820.20x = 1,385,792,377.06
  5. Step 5: Solve for x
    x = 1,385,792,377.06/59,820.20
  6. Step 6: Final answer
    x = 23,165.96

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1.5x scale

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.