Home / 56,381.27-77,842.01-35,191.67

Finding the Fourth Proportional to 56,381.27, 77,842.01 and 35,191.67

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Solution

The fourth proportional to 56,381.27, 77,842.01 and 35,191.67 is: 48,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,381.27 : 77,842.01 = 35,191.67 : x
  2. Step 2: Convert to fraction form
    56,381.27/77,842.01 = 35,191.67/x
  3. Step 3: Cross multiply
    56,381.27x = 77,842.01 × 35,191.67
  4. Step 4: Simplify right side
    56,381.27x = 2,739,390,026.83
  5. Step 5: Solve for x
    x = 2,739,390,026.83/56,381.27
  6. Step 6: Final answer
    x = 48,586.88

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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.