Home / 73,214.14-101,036.10-39,680.14

Finding the Fourth Proportional to 73,214.14, 101,036.10 and 39,680.14

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Solution

The fourth proportional to 73,214.14, 101,036.10 and 39,680.14 is: 54,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,214.14 : 101,036.10 = 39,680.14 : x
  2. Step 2: Convert to fraction form
    73,214.14/101,036.10 = 39,680.14/x
  3. Step 3: Cross multiply
    73,214.14x = 101,036.10 × 39,680.14
  4. Step 4: Simplify right side
    73,214.14x = 4,009,126,593.05
  5. Step 5: Solve for x
    x = 4,009,126,593.05/73,214.14
  6. Step 6: Final answer
    x = 54,758.91

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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.