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Finding the Fourth Proportional to 108,041.75, 149,107.53 and 59,652.32

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Solution

The fourth proportional to 108,041.75, 149,107.53 and 59,652.32 is: 82,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,041.75 : 149,107.53 = 59,652.32 : x
  2. Step 2: Convert to fraction form
    108,041.75/149,107.53 = 59,652.32/x
  3. Step 3: Cross multiply
    108,041.75x = 149,107.53 × 59,652.32
  4. Step 4: Simplify right side
    108,041.75x = 8,894,610,830.22
  5. Step 5: Solve for x
    x = 8,894,610,830.22/108,041.75
  6. Step 6: Final answer
    x = 82,325.68

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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.