Home / 242,972.61-364,569.69-124,727.06

Finding the Fourth Proportional to 242,972.61, 364,569.69 and 124,727.06

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Solution

The fourth proportional to 242,972.61, 364,569.69 and 124,727.06 is: 187,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,972.61 : 364,569.69 = 124,727.06 : x
  2. Step 2: Convert to fraction form
    242,972.61/364,569.69 = 124,727.06/x
  3. Step 3: Cross multiply
    242,972.61x = 364,569.69 × 124,727.06
  4. Step 4: Simplify right side
    242,972.61x = 45,471,703,775.96
  5. Step 5: Solve for x
    x = 45,471,703,775.96/242,972.61
  6. Step 6: Final answer
    x = 187,147.45

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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.