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Finding the Fourth Proportional to 179,602.10, 247,862.14 and 99,029.51

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Solution

The fourth proportional to 179,602.10, 247,862.14 and 99,029.51 is: 136,666.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,602.10 : 247,862.14 = 99,029.51 : x
  2. Step 2: Convert to fraction form
    179,602.10/247,862.14 = 99,029.51/x
  3. Step 3: Cross multiply
    179,602.10x = 247,862.14 × 99,029.51
  4. Step 4: Simplify right side
    179,602.10x = 24,545,666,643.83
  5. Step 5: Solve for x
    x = 24,545,666,643.83/179,602.10
  6. Step 6: Final answer
    x = 136,666.92

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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.