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Finding the Fourth Proportional to 130,184.80, 179,654.16 and 73,596.08

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Solution

The fourth proportional to 130,184.80, 179,654.16 and 73,596.08 is: 101,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,184.80 : 179,654.16 = 73,596.08 : x
  2. Step 2: Convert to fraction form
    130,184.80/179,654.16 = 73,596.08/x
  3. Step 3: Cross multiply
    130,184.80x = 179,654.16 × 73,596.08
  4. Step 4: Simplify right side
    130,184.80x = 13,221,841,931.69
  5. Step 5: Solve for x
    x = 13,221,841,931.69/130,184.80
  6. Step 6: Final answer
    x = 101,562.10

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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.