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Finding the Fourth Proportional to 242,551.13, 363,154.93 and 123,967.13

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Solution

The fourth proportional to 242,551.13, 363,154.93 and 123,967.13 is: 185,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,551.13 : 363,154.93 = 123,967.13 : x
  2. Step 2: Convert to fraction form
    242,551.13/363,154.93 = 123,967.13/x
  3. Step 3: Cross multiply
    242,551.13x = 363,154.93 × 123,967.13
  4. Step 4: Simplify right side
    242,551.13x = 45,019,274,417.45
  5. Step 5: Solve for x
    x = 45,019,274,417.45/242,551.13
  6. Step 6: Final answer
    x = 185,607.36

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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.