Home / 242,475.72-363,480.30-124,202.76

Finding the Fourth Proportional to 242,475.72, 363,480.30 and 124,202.76

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Solution

The fourth proportional to 242,475.72, 363,480.30 and 124,202.76 is: 186,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,475.72 : 363,480.30 = 124,202.76 : x
  2. Step 2: Convert to fraction form
    242,475.72/363,480.30 = 124,202.76/x
  3. Step 3: Cross multiply
    242,475.72x = 363,480.30 × 124,202.76
  4. Step 4: Simplify right side
    242,475.72x = 45,145,256,465.63
  5. Step 5: Solve for x
    x = 45,145,256,465.63/242,475.72
  6. Step 6: Final answer
    x = 186,184.65

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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.