Home / 92,357.28-127,452.60-49,915.68

Finding the Fourth Proportional to 92,357.28, 127,452.60 and 49,915.68

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Solution

The fourth proportional to 92,357.28, 127,452.60 and 49,915.68 is: 68,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,357.28 : 127,452.60 = 49,915.68 : x
  2. Step 2: Convert to fraction form
    92,357.28/127,452.60 = 49,915.68/x
  3. Step 3: Cross multiply
    92,357.28x = 127,452.60 × 49,915.68
  4. Step 4: Simplify right side
    92,357.28x = 6,361,883,196.77
  5. Step 5: Solve for x
    x = 6,361,883,196.77/92,357.28
  6. Step 6: Final answer
    x = 68,883.40

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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.