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Finding the Fourth Proportional to 238,925.52, 358,610.13 and 120,680.01

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Solution

The fourth proportional to 238,925.52, 358,610.13 and 120,680.01 is: 181,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,925.52 : 358,610.13 = 120,680.01 : x
  2. Step 2: Convert to fraction form
    238,925.52/358,610.13 = 120,680.01/x
  3. Step 3: Cross multiply
    238,925.52x = 358,610.13 × 120,680.01
  4. Step 4: Simplify right side
    238,925.52x = 43,277,074,074.50
  5. Step 5: Solve for x
    x = 43,277,074,074.50/238,925.52
  6. Step 6: Final answer
    x = 181,132.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.