Home / 85,540.06-118,034.98-47,294.44

Finding the Fourth Proportional to 85,540.06, 118,034.98 and 47,294.44

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Solution

The fourth proportional to 85,540.06, 118,034.98 and 47,294.44 is: 65,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,540.06 : 118,034.98 = 47,294.44 : x
  2. Step 2: Convert to fraction form
    85,540.06/118,034.98 = 47,294.44/x
  3. Step 3: Cross multiply
    85,540.06x = 118,034.98 × 47,294.44
  4. Step 4: Simplify right side
    85,540.06x = 5,582,398,279.51
  5. Step 5: Solve for x
    x = 5,582,398,279.51/85,540.06
  6. Step 6: Final answer
    x = 65,260.63

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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.