Home / 175,454.56-242,116.01-99,998.20

Finding the Fourth Proportional to 175,454.56, 242,116.01 and 99,998.20

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Solution

The fourth proportional to 175,454.56, 242,116.01 and 99,998.20 is: 137,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,454.56 : 242,116.01 = 99,998.20 : x
  2. Step 2: Convert to fraction form
    175,454.56/242,116.01 = 99,998.20/x
  3. Step 3: Cross multiply
    175,454.56x = 242,116.01 × 99,998.20
  4. Step 4: Simplify right side
    175,454.56x = 24,211,164,288.17
  5. Step 5: Solve for x
    x = 24,211,164,288.17/175,454.56
  6. Step 6: Final answer
    x = 137,991.08

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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.