Home / 92,531.07-127,669.91-54,294.21

Finding the Fourth Proportional to 92,531.07, 127,669.91 and 54,294.21

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Solution

The fourth proportional to 92,531.07, 127,669.91 and 54,294.21 is: 74,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,531.07 : 127,669.91 = 54,294.21 : x
  2. Step 2: Convert to fraction form
    92,531.07/127,669.91 = 54,294.21/x
  3. Step 3: Cross multiply
    92,531.07x = 127,669.91 × 54,294.21
  4. Step 4: Simplify right side
    92,531.07x = 6,931,736,632.75
  5. Step 5: Solve for x
    x = 6,931,736,632.75/92,531.07
  6. Step 6: Final answer
    x = 74,912.53

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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.