Home / 106,459.20-159,586.40-82,753.60

Finding the Fourth Proportional to 106,459.20, 159,586.40 and 82,753.60

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Solution

The fourth proportional to 106,459.20, 159,586.40 and 82,753.60 is: 124,050.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,459.20 : 159,586.40 = 82,753.60 : x
  2. Step 2: Convert to fraction form
    106,459.20/159,586.40 = 82,753.60/x
  3. Step 3: Cross multiply
    106,459.20x = 159,586.40 × 82,753.60
  4. Step 4: Simplify right side
    106,459.20x = 13,206,349,111.04
  5. Step 5: Solve for x
    x = 13,206,349,111.04/106,459.20
  6. Step 6: Final answer
    x = 124,050.80

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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.