Home / 59,311.20-88,970.04-19,864.74

Finding the Fourth Proportional to 59,311.20, 88,970.04 and 19,864.74

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Solution

The fourth proportional to 59,311.20, 88,970.04 and 19,864.74 is: 29,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,311.20 : 88,970.04 = 19,864.74 : x
  2. Step 2: Convert to fraction form
    59,311.20/88,970.04 = 19,864.74/x
  3. Step 3: Cross multiply
    59,311.20x = 88,970.04 × 19,864.74
  4. Step 4: Simplify right side
    59,311.20x = 1,767,366,712.39
  5. Step 5: Solve for x
    x = 1,767,366,712.39/59,311.20
  6. Step 6: Final answer
    x = 29,798.20

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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.