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Finding the Fourth Proportional to 62,097.16, 85,771.02 and 45,074.20

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Solution

The fourth proportional to 62,097.16, 85,771.02 and 45,074.20 is: 62,258.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,097.16 : 85,771.02 = 45,074.20 : x
  2. Step 2: Convert to fraction form
    62,097.16/85,771.02 = 45,074.20/x
  3. Step 3: Cross multiply
    62,097.16x = 85,771.02 × 45,074.20
  4. Step 4: Simplify right side
    62,097.16x = 3,866,060,109.68
  5. Step 5: Solve for x
    x = 3,866,060,109.68/62,097.16
  6. Step 6: Final answer
    x = 62,258.24

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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.