Home / 53,395.20-73,686.12-29,521.92

Finding the Fourth Proportional to 53,395.20, 73,686.12 and 29,521.92

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Solution

The fourth proportional to 53,395.20, 73,686.12 and 29,521.92 is: 40,740.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395.20 : 73,686.12 = 29,521.92 : x
  2. Step 2: Convert to fraction form
    53,395.20/73,686.12 = 29,521.92/x
  3. Step 3: Cross multiply
    53,395.20x = 73,686.12 × 29,521.92
  4. Step 4: Simplify right side
    53,395.20x = 2,175,355,739.75
  5. Step 5: Solve for x
    x = 2,175,355,739.75/53,395.20
  6. Step 6: Final answer
    x = 40,740.66

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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.