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Finding the Fourth Proportional to 62,302.60, 85,974.59 and 35,442.58

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Solution

The fourth proportional to 62,302.60, 85,974.59 and 35,442.58 is: 48,909.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,302.60 : 85,974.59 = 35,442.58 : x
  2. Step 2: Convert to fraction form
    62,302.60/85,974.59 = 35,442.58/x
  3. Step 3: Cross multiply
    62,302.60x = 85,974.59 × 35,442.58
  4. Step 4: Simplify right side
    62,302.60x = 3,047,161,106.83
  5. Step 5: Solve for x
    x = 3,047,161,106.83/62,302.60
  6. Step 6: Final answer
    x = 48,909.05

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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.