Home / 108,780.06-163,169.87-61,373.63

Finding the Fourth Proportional to 108,780.06, 163,169.87 and 61,373.63

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Solution

The fourth proportional to 108,780.06, 163,169.87 and 61,373.63 is: 92,060.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,780.06 : 163,169.87 = 61,373.63 : x
  2. Step 2: Convert to fraction form
    108,780.06/163,169.87 = 61,373.63/x
  3. Step 3: Cross multiply
    108,780.06x = 163,169.87 × 61,373.63
  4. Step 4: Simplify right side
    108,780.06x = 10,014,327,329.58
  5. Step 5: Solve for x
    x = 10,014,327,329.58/108,780.06
  6. Step 6: Final answer
    x = 92,060.32

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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.