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Finding the Fourth Proportional to 245,854.56, 368,548.56 and 88,001.76

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Solution

The fourth proportional to 245,854.56, 368,548.56 and 88,001.76 is: 131,919.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,854.56 : 368,548.56 = 88,001.76 : x
  2. Step 2: Convert to fraction form
    245,854.56/368,548.56 = 88,001.76/x
  3. Step 3: Cross multiply
    245,854.56x = 368,548.56 × 88,001.76
  4. Step 4: Simplify right side
    245,854.56x = 32,432,921,925.47
  5. Step 5: Solve for x
    x = 32,432,921,925.47/245,854.56
  6. Step 6: Final answer
    x = 131,919.14

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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.