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Finding the Fourth Proportional to 242,283.51, 363,499.70 and 124,037.85

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Solution

The fourth proportional to 242,283.51, 363,499.70 and 124,037.85 is: 186,094.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,283.51 : 363,499.70 = 124,037.85 : x
  2. Step 2: Convert to fraction form
    242,283.51/363,499.70 = 124,037.85/x
  3. Step 3: Cross multiply
    242,283.51x = 363,499.70 × 124,037.85
  4. Step 4: Simplify right side
    242,283.51x = 45,087,720,643.46
  5. Step 5: Solve for x
    x = 45,087,720,643.46/242,283.51
  6. Step 6: Final answer
    x = 186,094.88

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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.