Home / 53,397.14-73,686.20-29,198.68

Finding the Fourth Proportional to 53,397.14, 73,686.20 and 29,198.68

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Solution

The fourth proportional to 53,397.14, 73,686.20 and 29,198.68 is: 40,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,397.14 : 73,686.20 = 29,198.68 : x
  2. Step 2: Convert to fraction form
    53,397.14/73,686.20 = 29,198.68/x
  3. Step 3: Cross multiply
    53,397.14x = 73,686.20 × 29,198.68
  4. Step 4: Simplify right side
    53,397.14x = 2,151,539,774.22
  5. Step 5: Solve for x
    x = 2,151,539,774.22/53,397.14
  6. Step 6: Final answer
    x = 40,293.17

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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.