Home / 62,480.72-93,711.45-20,360.70

Finding the Fourth Proportional to 62,480.72, 93,711.45 and 20,360.70

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Solution

The fourth proportional to 62,480.72, 93,711.45 and 20,360.70 is: 30,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,480.72 : 93,711.45 = 20,360.70 : x
  2. Step 2: Convert to fraction form
    62,480.72/93,711.45 = 20,360.70/x
  3. Step 3: Cross multiply
    62,480.72x = 93,711.45 × 20,360.70
  4. Step 4: Simplify right side
    62,480.72x = 1,908,030,536.64
  5. Step 5: Solve for x
    x = 1,908,030,536.64/62,480.72
  6. Step 6: Final answer
    x = 30,537.91

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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.