Home / 38,742.17-58,098.67-30,519.05

Finding the Fourth Proportional to 38,742.17, 58,098.67 and 30,519.05

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Solution

The fourth proportional to 38,742.17, 58,098.67 and 30,519.05 is: 45,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,742.17 : 58,098.67 = 30,519.05 : x
  2. Step 2: Convert to fraction form
    38,742.17/58,098.67 = 30,519.05/x
  3. Step 3: Cross multiply
    38,742.17x = 58,098.67 × 30,519.05
  4. Step 4: Simplify right side
    38,742.17x = 1,773,115,847.87
  5. Step 5: Solve for x
    x = 1,773,115,847.87/38,742.17
  6. Step 6: Final answer
    x = 45,767.08

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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.