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Finding the Fourth Proportional to 163,373.65, 245,002.49 and 47,935.93

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Solution

The fourth proportional to 163,373.65, 245,002.49 and 47,935.93 is: 71,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,373.65 : 245,002.49 = 47,935.93 : x
  2. Step 2: Convert to fraction form
    163,373.65/245,002.49 = 47,935.93/x
  3. Step 3: Cross multiply
    163,373.65x = 245,002.49 × 47,935.93
  4. Step 4: Simplify right side
    163,373.65x = 11,744,421,358.28
  5. Step 5: Solve for x
    x = 11,744,421,358.28/163,373.65
  6. Step 6: Final answer
    x = 71,886.88

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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.