Home / 113,356.96-170,031.12-30,250.24

Finding the Fourth Proportional to 113,356.96, 170,031.12 and 30,250.24

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Solution

The fourth proportional to 113,356.96, 170,031.12 and 30,250.24 is: 45,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,356.96 : 170,031.12 = 30,250.24 : x
  2. Step 2: Convert to fraction form
    113,356.96/170,031.12 = 30,250.24/x
  3. Step 3: Cross multiply
    113,356.96x = 170,031.12 × 30,250.24
  4. Step 4: Simplify right side
    113,356.96x = 5,143,482,187.47
  5. Step 5: Solve for x
    x = 5,143,482,187.47/113,356.96
  6. Step 6: Final answer
    x = 45,374.21

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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.