Home / 52,632.92-72,599.82-31,400.12

Finding the Fourth Proportional to 52,632.92, 72,599.82 and 31,400.12

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Solution

The fourth proportional to 52,632.92, 72,599.82 and 31,400.12 is: 43,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,632.92 : 72,599.82 = 31,400.12 : x
  2. Step 2: Convert to fraction form
    52,632.92/72,599.82 = 31,400.12/x
  3. Step 3: Cross multiply
    52,632.92x = 72,599.82 × 31,400.12
  4. Step 4: Simplify right side
    52,632.92x = 2,279,643,059.98
  5. Step 5: Solve for x
    x = 2,279,643,059.98/52,632.92
  6. Step 6: Final answer
    x = 43,312.11

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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.