Home / 53,253.08-73,488.84-29,380.76

Finding the Fourth Proportional to 53,253.08, 73,488.84 and 29,380.76

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Solution

The fourth proportional to 53,253.08, 73,488.84 and 29,380.76 is: 40,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,253.08 : 73,488.84 = 29,380.76 : x
  2. Step 2: Convert to fraction form
    53,253.08/73,488.84 = 29,380.76/x
  3. Step 3: Cross multiply
    53,253.08x = 73,488.84 × 29,380.76
  4. Step 4: Simplify right side
    53,253.08x = 2,159,157,970.72
  5. Step 5: Solve for x
    x = 2,159,157,970.72/53,253.08
  6. Step 6: Final answer
    x = 40,545.22

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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.