Home / 69,281.08-95,586.15-42,395.56

Finding the Fourth Proportional to 69,281.08, 95,586.15 and 42,395.56

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Solution

The fourth proportional to 69,281.08, 95,586.15 and 42,395.56 is: 58,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,281.08 : 95,586.15 = 42,395.56 : x
  2. Step 2: Convert to fraction form
    69,281.08/95,586.15 = 42,395.56/x
  3. Step 3: Cross multiply
    69,281.08x = 95,586.15 × 42,395.56
  4. Step 4: Simplify right side
    69,281.08x = 4,052,428,357.49
  5. Step 5: Solve for x
    x = 4,052,428,357.49/69,281.08
  6. Step 6: Final answer
    x = 58,492.57

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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.