Home / 60,223.74-90,341.76-20,780.73

Finding the Fourth Proportional to 60,223.74, 90,341.76 and 20,780.73

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Solution

The fourth proportional to 60,223.74, 90,341.76 and 20,780.73 is: 31,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,223.74 : 90,341.76 = 20,780.73 : x
  2. Step 2: Convert to fraction form
    60,223.74/90,341.76 = 20,780.73/x
  3. Step 3: Cross multiply
    60,223.74x = 90,341.76 × 20,780.73
  4. Step 4: Simplify right side
    60,223.74x = 1,877,367,722.28
  5. Step 5: Solve for x
    x = 1,877,367,722.28/60,223.74
  6. Step 6: Final answer
    x = 31,173.22

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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.