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Finding the Fourth Proportional to 65,001.52, 97,494.72 and 18,258.40

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Solution

The fourth proportional to 65,001.52, 97,494.72 and 18,258.40 is: 27,385.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,001.52 : 97,494.72 = 18,258.40 : x
  2. Step 2: Convert to fraction form
    65,001.52/97,494.72 = 18,258.40/x
  3. Step 3: Cross multiply
    65,001.52x = 97,494.72 × 18,258.40
  4. Step 4: Simplify right side
    65,001.52x = 1,780,097,595.65
  5. Step 5: Solve for x
    x = 1,780,097,595.65/65,001.52
  6. Step 6: Final answer
    x = 27,385.48

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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.