Home / 162,454.24-223,966.38-113,990.32

Finding the Fourth Proportional to 162,454.24, 223,966.38 and 113,990.32

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Solution

The fourth proportional to 162,454.24, 223,966.38 and 113,990.32 is: 157,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,454.24 : 223,966.38 = 113,990.32 : x
  2. Step 2: Convert to fraction form
    162,454.24/223,966.38 = 113,990.32/x
  3. Step 3: Cross multiply
    162,454.24x = 223,966.38 × 113,990.32
  4. Step 4: Simplify right side
    162,454.24x = 25,529,999,325.44
  5. Step 5: Solve for x
    x = 25,529,999,325.44/162,454.24
  6. Step 6: Final answer
    x = 157,151.94

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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.