Home / 84,977.76-127,217.43-59,589.24

Finding the Fourth Proportional to 84,977.76, 127,217.43 and 59,589.24

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Solution

The fourth proportional to 84,977.76, 127,217.43 and 59,589.24 is: 89,209.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,977.76 : 127,217.43 = 59,589.24 : x
  2. Step 2: Convert to fraction form
    84,977.76/127,217.43 = 59,589.24/x
  3. Step 3: Cross multiply
    84,977.76x = 127,217.43 × 59,589.24
  4. Step 4: Simplify right side
    84,977.76x = 7,580,789,968.45
  5. Step 5: Solve for x
    x = 7,580,789,968.45/84,977.76
  6. Step 6: Final answer
    x = 89,209.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.