Home / 242,572.12-363,897.06-102,351.40

Finding the Fourth Proportional to 242,572.12, 363,897.06 and 102,351.40

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Solution

The fourth proportional to 242,572.12, 363,897.06 and 102,351.40 is: 153,543.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,572.12 : 363,897.06 = 102,351.40 : x
  2. Step 2: Convert to fraction form
    242,572.12/363,897.06 = 102,351.40/x
  3. Step 3: Cross multiply
    242,572.12x = 363,897.06 × 102,351.40
  4. Step 4: Simplify right side
    242,572.12x = 37,245,373,546.88
  5. Step 5: Solve for x
    x = 37,245,373,546.88/242,572.12
  6. Step 6: Final answer
    x = 153,543.51

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1.5x scale

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.