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Finding the Fourth Proportional to 71,587.55, 98,840.24 and 44,742.12

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Solution

The fourth proportional to 71,587.55, 98,840.24 and 44,742.12 is: 61,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,587.55 : 98,840.24 = 44,742.12 : x
  2. Step 2: Convert to fraction form
    71,587.55/98,840.24 = 44,742.12/x
  3. Step 3: Cross multiply
    71,587.55x = 98,840.24 × 44,742.12
  4. Step 4: Simplify right side
    71,587.55x = 4,422,321,655.20
  5. Step 5: Solve for x
    x = 4,422,321,655.20/71,587.55
  6. Step 6: Final answer
    x = 61,775.01

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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.