Home / 108,846.60-163,211.40-38,716.80

Finding the Fourth Proportional to 108,846.60, 163,211.40 and 38,716.80

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Solution

The fourth proportional to 108,846.60, 163,211.40 and 38,716.80 is: 58,054.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,846.60 : 163,211.40 = 38,716.80 : x
  2. Step 2: Convert to fraction form
    108,846.60/163,211.40 = 38,716.80/x
  3. Step 3: Cross multiply
    108,846.60x = 163,211.40 × 38,716.80
  4. Step 4: Simplify right side
    108,846.60x = 6,319,023,131.52
  5. Step 5: Solve for x
    x = 6,319,023,131.52/108,846.60
  6. Step 6: Final answer
    x = 58,054.39

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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.