Home / 107,860.12-148,842.84-60,111.16

Finding the Fourth Proportional to 107,860.12, 148,842.84 and 60,111.16

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Solution

The fourth proportional to 107,860.12, 148,842.84 and 60,111.16 is: 82,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,860.12 : 148,842.84 = 60,111.16 : x
  2. Step 2: Convert to fraction form
    107,860.12/148,842.84 = 60,111.16/x
  3. Step 3: Cross multiply
    107,860.12x = 148,842.84 × 60,111.16
  4. Step 4: Simplify right side
    107,860.12x = 8,947,115,770.09
  5. Step 5: Solve for x
    x = 8,947,115,770.09/107,860.12
  6. Step 6: Final answer
    x = 82,951.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.