Home / 90,244.75-124,539.23-49,408.19

Finding the Fourth Proportional to 90,244.75, 124,539.23 and 49,408.19

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Solution

The fourth proportional to 90,244.75, 124,539.23 and 49,408.19 is: 68,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,244.75 : 124,539.23 = 49,408.19 : x
  2. Step 2: Convert to fraction form
    90,244.75/124,539.23 = 49,408.19/x
  3. Step 3: Cross multiply
    90,244.75x = 124,539.23 × 49,408.19
  4. Step 4: Simplify right side
    90,244.75x = 6,153,257,938.29
  5. Step 5: Solve for x
    x = 6,153,257,938.29/90,244.75
  6. Step 6: Final answer
    x = 68,184.11

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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.