Home / 60,723.70-91,103.40-31,162.18

Finding the Fourth Proportional to 60,723.70, 91,103.40 and 31,162.18

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Solution

The fourth proportional to 60,723.70, 91,103.40 and 31,162.18 is: 46,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,723.70 : 91,103.40 = 31,162.18 : x
  2. Step 2: Convert to fraction form
    60,723.70/91,103.40 = 31,162.18/x
  3. Step 3: Cross multiply
    60,723.70x = 91,103.40 × 31,162.18
  4. Step 4: Simplify right side
    60,723.70x = 2,838,980,549.41
  5. Step 5: Solve for x
    x = 2,838,980,549.41/60,723.70
  6. Step 6: Final answer
    x = 46,752.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.