Home / 85,750.13-118,335.78-48,024.38

Finding the Fourth Proportional to 85,750.13, 118,335.78 and 48,024.38

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Solution

The fourth proportional to 85,750.13, 118,335.78 and 48,024.38 is: 66,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,750.13 : 118,335.78 = 48,024.38 : x
  2. Step 2: Convert to fraction form
    85,750.13/118,335.78 = 48,024.38/x
  3. Step 3: Cross multiply
    85,750.13x = 118,335.78 × 48,024.38
  4. Step 4: Simplify right side
    85,750.13x = 5,683,001,874.64
  5. Step 5: Solve for x
    x = 5,683,001,874.64/85,750.13
  6. Step 6: Final answer
    x = 66,273.98

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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.