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Finding the Fourth Proportional to 55,062.73, 75,980.12 and 32,396.74

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Solution

The fourth proportional to 55,062.73, 75,980.12 and 32,396.74 is: 44,703.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,062.73 : 75,980.12 = 32,396.74 : x
  2. Step 2: Convert to fraction form
    55,062.73/75,980.12 = 32,396.74/x
  3. Step 3: Cross multiply
    55,062.73x = 75,980.12 × 32,396.74
  4. Step 4: Simplify right side
    55,062.73x = 2,461,508,192.81
  5. Step 5: Solve for x
    x = 2,461,508,192.81/55,062.73
  6. Step 6: Final answer
    x = 44,703.71

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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.