Home / 85,586.44-118,110.18-47,862.76

Finding the Fourth Proportional to 85,586.44, 118,110.18 and 47,862.76

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Solution

The fourth proportional to 85,586.44, 118,110.18 and 47,862.76 is: 66,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,586.44 : 118,110.18 = 47,862.76 : x
  2. Step 2: Convert to fraction form
    85,586.44/118,110.18 = 47,862.76/x
  3. Step 3: Cross multiply
    85,586.44x = 118,110.18 × 47,862.76
  4. Step 4: Simplify right side
    85,586.44x = 5,653,079,198.90
  5. Step 5: Solve for x
    x = 5,653,079,198.90/85,586.44
  6. Step 6: Final answer
    x = 66,051.11

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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.