Home / 54,587.48-75,329.85-30,714.14

Finding the Fourth Proportional to 54,587.48, 75,329.85 and 30,714.14

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Solution

The fourth proportional to 54,587.48, 75,329.85 and 30,714.14 is: 42,385.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,587.48 : 75,329.85 = 30,714.14 : x
  2. Step 2: Convert to fraction form
    54,587.48/75,329.85 = 30,714.14/x
  3. Step 3: Cross multiply
    54,587.48x = 75,329.85 × 30,714.14
  4. Step 4: Simplify right side
    54,587.48x = 2,313,691,559.08
  5. Step 5: Solve for x
    x = 2,313,691,559.08/54,587.48
  6. Step 6: Final answer
    x = 42,385.02

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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.