Home / 58,407.11-80,601.84-31,549.62

Finding the Fourth Proportional to 58,407.11, 80,601.84 and 31,549.62

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Solution

The fourth proportional to 58,407.11, 80,601.84 and 31,549.62 is: 43,538.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,407.11 : 80,601.84 = 31,549.62 : x
  2. Step 2: Convert to fraction form
    58,407.11/80,601.84 = 31,549.62/x
  3. Step 3: Cross multiply
    58,407.11x = 80,601.84 × 31,549.62
  4. Step 4: Simplify right side
    58,407.11x = 2,542,957,300.67
  5. Step 5: Solve for x
    x = 2,542,957,300.67/58,407.11
  6. Step 6: Final answer
    x = 43,538.49

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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.