Home / 92,259.06-138,432.33-54,892.98

Finding the Fourth Proportional to 92,259.06, 138,432.33 and 54,892.98

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Solution

The fourth proportional to 92,259.06, 138,432.33 and 54,892.98 is: 82,365.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,259.06 : 138,432.33 = 54,892.98 : x
  2. Step 2: Convert to fraction form
    92,259.06/138,432.33 = 54,892.98/x
  3. Step 3: Cross multiply
    92,259.06x = 138,432.33 × 54,892.98
  4. Step 4: Simplify right side
    92,259.06x = 7,598,963,122.04
  5. Step 5: Solve for x
    x = 7,598,963,122.04/92,259.06
  6. Step 6: Final answer
    x = 82,365.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.