Home / 52,302.51-72,179.03-29,641.55

Finding the Fourth Proportional to 52,302.51, 72,179.03 and 29,641.55

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Solution

The fourth proportional to 52,302.51, 72,179.03 and 29,641.55 is: 40,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,302.51 : 72,179.03 = 29,641.55 : x
  2. Step 2: Convert to fraction form
    52,302.51/72,179.03 = 29,641.55/x
  3. Step 3: Cross multiply
    52,302.51x = 72,179.03 × 29,641.55
  4. Step 4: Simplify right side
    52,302.51x = 2,139,498,039.91
  5. Step 5: Solve for x
    x = 2,139,498,039.91/52,302.51
  6. Step 6: Final answer
    x = 40,906.22

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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.