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Finding the Fourth Proportional to 178,063.59, 245,718.01 and 97,475.52

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Solution

The fourth proportional to 178,063.59, 245,718.01 and 97,475.52 is: 134,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,063.59 : 245,718.01 = 97,475.52 : x
  2. Step 2: Convert to fraction form
    178,063.59/245,718.01 = 97,475.52/x
  3. Step 3: Cross multiply
    178,063.59x = 245,718.01 × 97,475.52
  4. Step 4: Simplify right side
    178,063.59x = 23,951,490,798.12
  5. Step 5: Solve for x
    x = 23,951,490,798.12/178,063.59
  6. Step 6: Final answer
    x = 134,510.89

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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.