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Finding the Fourth Proportional to 119,957.93, 179,829.95 and 60,763.13

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Solution

The fourth proportional to 119,957.93, 179,829.95 and 60,763.13 is: 91,090.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,957.93 : 179,829.95 = 60,763.13 : x
  2. Step 2: Convert to fraction form
    119,957.93/179,829.95 = 60,763.13/x
  3. Step 3: Cross multiply
    119,957.93x = 179,829.95 × 60,763.13
  4. Step 4: Simplify right side
    119,957.93x = 10,927,029,426.78
  5. Step 5: Solve for x
    x = 10,927,029,426.78/119,957.93
  6. Step 6: Final answer
    x = 91,090.52

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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.