Home / 59,948.20-89,922.30-20,501.80

Finding the Fourth Proportional to 59,948.20, 89,922.30 and 20,501.80

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Solution

The fourth proportional to 59,948.20, 89,922.30 and 20,501.80 is: 30,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,948.20 : 89,922.30 = 20,501.80 : x
  2. Step 2: Convert to fraction form
    59,948.20/89,922.30 = 20,501.80/x
  3. Step 3: Cross multiply
    59,948.20x = 89,922.30 × 20,501.80
  4. Step 4: Simplify right side
    59,948.20x = 1,843,569,010.14
  5. Step 5: Solve for x
    x = 1,843,569,010.14/59,948.20
  6. Step 6: Final answer
    x = 30,752.70

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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.