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Finding the Fourth Proportional to 242,547.88, 363,150.06 and 123,963.88

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Solution

The fourth proportional to 242,547.88, 363,150.06 and 123,963.88 is: 185,602.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,547.88 : 363,150.06 = 123,963.88 : x
  2. Step 2: Convert to fraction form
    242,547.88/363,150.06 = 123,963.88/x
  3. Step 3: Cross multiply
    242,547.88x = 363,150.06 × 123,963.88
  4. Step 4: Simplify right side
    242,547.88x = 45,017,490,459.83
  5. Step 5: Solve for x
    x = 45,017,490,459.83/242,547.88
  6. Step 6: Final answer
    x = 185,602.49

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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.