Home / 113,977.40-170,966.10-35,115.80

Finding the Fourth Proportional to 113,977.40, 170,966.10 and 35,115.80

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Solution

The fourth proportional to 113,977.40, 170,966.10 and 35,115.80 is: 52,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,977.40 : 170,966.10 = 35,115.80 : x
  2. Step 2: Convert to fraction form
    113,977.40/170,966.10 = 35,115.80/x
  3. Step 3: Cross multiply
    113,977.40x = 170,966.10 × 35,115.80
  4. Step 4: Simplify right side
    113,977.40x = 6,003,611,374.38
  5. Step 5: Solve for x
    x = 6,003,611,374.38/113,977.40
  6. Step 6: Final answer
    x = 52,673.70

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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.