Home / 59,638.19-82,302.21-32,781.38

Finding the Fourth Proportional to 59,638.19, 82,302.21 and 32,781.38

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Solution

The fourth proportional to 59,638.19, 82,302.21 and 32,781.38 is: 45,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,638.19 : 82,302.21 = 32,781.38 : x
  2. Step 2: Convert to fraction form
    59,638.19/82,302.21 = 32,781.38/x
  3. Step 3: Cross multiply
    59,638.19x = 82,302.21 × 32,781.38
  4. Step 4: Simplify right side
    59,638.19x = 2,697,979,609.34
  5. Step 5: Solve for x
    x = 2,697,979,609.34/59,638.19
  6. Step 6: Final answer
    x = 45,239.13

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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.