Home / 232,720.20-349,112.70-99,599.40

Finding the Fourth Proportional to 232,720.20, 349,112.70 and 99,599.40

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Solution

The fourth proportional to 232,720.20, 349,112.70 and 99,599.40 is: 149,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,720.20 : 349,112.70 = 99,599.40 : x
  2. Step 2: Convert to fraction form
    232,720.20/349,112.70 = 99,599.40/x
  3. Step 3: Cross multiply
    232,720.20x = 349,112.70 × 99,599.40
  4. Step 4: Simplify right side
    232,720.20x = 34,771,415,452.38
  5. Step 5: Solve for x
    x = 34,771,415,452.38/232,720.20
  6. Step 6: Final answer
    x = 149,412.97

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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.