Home / 175,697.35-242,443.73-99,211.80

Finding the Fourth Proportional to 175,697.35, 242,443.73 and 99,211.80

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Solution

The fourth proportional to 175,697.35, 242,443.73 and 99,211.80 is: 136,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,697.35 : 242,443.73 = 99,211.80 : x
  2. Step 2: Convert to fraction form
    175,697.35/242,443.73 = 99,211.80/x
  3. Step 3: Cross multiply
    175,697.35x = 242,443.73 × 99,211.80
  4. Step 4: Simplify right side
    175,697.35x = 24,053,279,100.04
  5. Step 5: Solve for x
    x = 24,053,279,100.04/175,697.35
  6. Step 6: Final answer
    x = 136,901.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.