Home / 131,473.80-197,068.50-52,501.20

Finding the Fourth Proportional to 131,473.80, 197,068.50 and 52,501.20

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Solution

The fourth proportional to 131,473.80, 197,068.50 and 52,501.20 is: 78,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,473.80 : 197,068.50 = 52,501.20 : x
  2. Step 2: Convert to fraction form
    131,473.80/197,068.50 = 52,501.20/x
  3. Step 3: Cross multiply
    131,473.80x = 197,068.50 × 52,501.20
  4. Step 4: Simplify right side
    131,473.80x = 10,346,332,732.20
  5. Step 5: Solve for x
    x = 10,346,332,732.20/131,473.80
  6. Step 6: Final answer
    x = 78,695.02

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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.