Home / 85,591.44-118,117.08-47,867.76

Finding the Fourth Proportional to 85,591.44, 118,117.08 and 47,867.76

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Solution

The fourth proportional to 85,591.44, 118,117.08 and 47,867.76 is: 66,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,591.44 : 118,117.08 = 47,867.76 : x
  2. Step 2: Convert to fraction form
    85,591.44/118,117.08 = 47,867.76/x
  3. Step 3: Cross multiply
    85,591.44x = 118,117.08 × 47,867.76
  4. Step 4: Simplify right side
    85,591.44x = 5,654,000,037.34
  5. Step 5: Solve for x
    x = 5,654,000,037.34/85,591.44
  6. Step 6: Final answer
    x = 66,058.01

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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.