Home / 54,587.52-75,307.52-31,291.68

Finding the Fourth Proportional to 54,587.52, 75,307.52 and 31,291.68

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Solution

The fourth proportional to 54,587.52, 75,307.52 and 31,291.68 is: 43,169.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,587.52 : 75,307.52 = 31,291.68 : x
  2. Step 2: Convert to fraction form
    54,587.52/75,307.52 = 31,291.68/x
  3. Step 3: Cross multiply
    54,587.52x = 75,307.52 × 31,291.68
  4. Step 4: Simplify right side
    54,587.52x = 2,356,498,817.43
  5. Step 5: Solve for x
    x = 2,356,498,817.43/54,587.52
  6. Step 6: Final answer
    x = 43,169.19

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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.