Home / 232,500.12-348,753.42-66,288.12

Finding the Fourth Proportional to 232,500.12, 348,753.42 and 66,288.12

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Solution

The fourth proportional to 232,500.12, 348,753.42 and 66,288.12 is: 99,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,500.12 : 348,753.42 = 66,288.12 : x
  2. Step 2: Convert to fraction form
    232,500.12/348,753.42 = 66,288.12/x
  3. Step 3: Cross multiply
    232,500.12x = 348,753.42 × 66,288.12
  4. Step 4: Simplify right side
    232,500.12x = 23,118,208,555.37
  5. Step 5: Solve for x
    x = 23,118,208,555.37/232,500.12
  6. Step 6: Final answer
    x = 99,433.10

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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.