Home / 232,520.81-348,645.45-90,199.79

Finding the Fourth Proportional to 232,520.81, 348,645.45 and 90,199.79

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Solution

The fourth proportional to 232,520.81, 348,645.45 and 90,199.79 is: 135,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,520.81 : 348,645.45 = 90,199.79 : x
  2. Step 2: Convert to fraction form
    232,520.81/348,645.45 = 90,199.79/x
  3. Step 3: Cross multiply
    232,520.81x = 348,645.45 × 90,199.79
  4. Step 4: Simplify right side
    232,520.81x = 31,447,744,631.23
  5. Step 5: Solve for x
    x = 31,447,744,631.23/232,520.81
  6. Step 6: Final answer
    x = 135,247.01

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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.