Home / 55,381.18-76,423.68-32,727.52

Finding the Fourth Proportional to 55,381.18, 76,423.68 and 32,727.52

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Solution

The fourth proportional to 55,381.18, 76,423.68 and 32,727.52 is: 45,162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,381.18 : 76,423.68 = 32,727.52 : x
  2. Step 2: Convert to fraction form
    55,381.18/76,423.68 = 32,727.52/x
  3. Step 3: Cross multiply
    55,381.18x = 76,423.68 × 32,727.52
  4. Step 4: Simplify right side
    55,381.18x = 2,501,157,515.67
  5. Step 5: Solve for x
    x = 2,501,157,515.67/55,381.18
  6. Step 6: Final answer
    x = 45,162.59

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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.