Home / 124,466.28-171,759.78-70,757.16

Finding the Fourth Proportional to 124,466.28, 171,759.78 and 70,757.16

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Solution

The fourth proportional to 124,466.28, 171,759.78 and 70,757.16 is: 97,642.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,466.28 : 171,759.78 = 70,757.16 : x
  2. Step 2: Convert to fraction form
    124,466.28/171,759.78 = 70,757.16/x
  3. Step 3: Cross multiply
    124,466.28x = 171,759.78 × 70,757.16
  4. Step 4: Simplify right side
    124,466.28x = 12,153,234,235.02
  5. Step 5: Solve for x
    x = 12,153,234,235.02/124,466.28
  6. Step 6: Final answer
    x = 97,642.79

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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.