Home / 161,490.08-222,625.35-113,594.78

Finding the Fourth Proportional to 161,490.08, 222,625.35 and 113,594.78

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Solution

The fourth proportional to 161,490.08, 222,625.35 and 113,594.78 is: 156,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,490.08 : 222,625.35 = 113,594.78 : x
  2. Step 2: Convert to fraction form
    161,490.08/222,625.35 = 113,594.78/x
  3. Step 3: Cross multiply
    161,490.08x = 222,625.35 × 113,594.78
  4. Step 4: Simplify right side
    161,490.08x = 25,289,077,655.67
  5. Step 5: Solve for x
    x = 25,289,077,655.67/161,490.08
  6. Step 6: Final answer
    x = 156,598.34

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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.