Home / 107,441.12-148,277.57-69,280.11

Finding the Fourth Proportional to 107,441.12, 148,277.57 and 69,280.11

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Solution

The fourth proportional to 107,441.12, 148,277.57 and 69,280.11 is: 95,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,441.12 : 148,277.57 = 69,280.11 : x
  2. Step 2: Convert to fraction form
    107,441.12/148,277.57 = 69,280.11/x
  3. Step 3: Cross multiply
    107,441.12x = 148,277.57 × 69,280.11
  4. Step 4: Simplify right side
    107,441.12x = 10,272,686,360.13
  5. Step 5: Solve for x
    x = 10,272,686,360.13/107,441.12
  6. Step 6: Final answer
    x = 95,612.24

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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.