Home / 90,024.56-124,194.86-54,193.81

Finding the Fourth Proportional to 90,024.56, 124,194.86 and 54,193.81

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Solution

The fourth proportional to 90,024.56, 124,194.86 and 54,193.81 is: 74,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,024.56 : 124,194.86 = 54,193.81 : x
  2. Step 2: Convert to fraction form
    90,024.56/124,194.86 = 54,193.81/x
  3. Step 3: Cross multiply
    90,024.56x = 124,194.86 × 54,193.81
  4. Step 4: Simplify right side
    90,024.56x = 6,730,592,325.80
  5. Step 5: Solve for x
    x = 6,730,592,325.80/90,024.56
  6. Step 6: Final answer
    x = 74,763.96

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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.