Home / 127,915.74-176,469.27-93,865.07

Finding the Fourth Proportional to 127,915.74, 176,469.27 and 93,865.07

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Solution

The fourth proportional to 127,915.74, 176,469.27 and 93,865.07 is: 129,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,915.74 : 176,469.27 = 93,865.07 : x
  2. Step 2: Convert to fraction form
    127,915.74/176,469.27 = 93,865.07/x
  3. Step 3: Cross multiply
    127,915.74x = 176,469.27 × 93,865.07
  4. Step 4: Simplify right side
    127,915.74x = 16,564,300,381.40
  5. Step 5: Solve for x
    x = 16,564,300,381.40/127,915.74
  6. Step 6: Final answer
    x = 129,493.84

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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.