Home / 62,581.48-93,877.97-20,461.78

Finding the Fourth Proportional to 62,581.48, 93,877.97 and 20,461.78

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Solution

The fourth proportional to 62,581.48, 93,877.97 and 20,461.78 is: 30,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,581.48 : 93,877.97 = 20,461.78 : x
  2. Step 2: Convert to fraction form
    62,581.48/93,877.97 = 20,461.78/x
  3. Step 3: Cross multiply
    62,581.48x = 93,877.97 × 20,461.78
  4. Step 4: Simplify right side
    62,581.48x = 1,920,910,368.99
  5. Step 5: Solve for x
    x = 1,920,910,368.99/62,581.48
  6. Step 6: Final answer
    x = 30,694.55

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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.