Home / 123,842.60-185,758.86-57,260.84

Finding the Fourth Proportional to 123,842.60, 185,758.86 and 57,260.84

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Solution

The fourth proportional to 123,842.60, 185,758.86 and 57,260.84 is: 85,888.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,842.60 : 185,758.86 = 57,260.84 : x
  2. Step 2: Convert to fraction form
    123,842.60/185,758.86 = 57,260.84/x
  3. Step 3: Cross multiply
    123,842.60x = 185,758.86 × 57,260.84
  4. Step 4: Simplify right side
    123,842.60x = 10,636,708,361.04
  5. Step 5: Solve for x
    x = 10,636,708,361.04/123,842.60
  6. Step 6: Final answer
    x = 85,888.93

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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.