Home / 52,180.92-72,009.66-29,519.40

Finding the Fourth Proportional to 52,180.92, 72,009.66 and 29,519.40

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Solution

The fourth proportional to 52,180.92, 72,009.66 and 29,519.40 is: 40,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,180.92 : 72,009.66 = 29,519.40 : x
  2. Step 2: Convert to fraction form
    52,180.92/72,009.66 = 29,519.40/x
  3. Step 3: Cross multiply
    52,180.92x = 72,009.66 × 29,519.40
  4. Step 4: Simplify right side
    52,180.92x = 2,125,681,957.40
  5. Step 5: Solve for x
    x = 2,125,681,957.40/52,180.92
  6. Step 6: Final answer
    x = 40,736.77

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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.