Home / 147,360.48-203,418.72-111,560.64

Finding the Fourth Proportional to 147,360.48, 203,418.72 and 111,560.64

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Solution

The fourth proportional to 147,360.48, 203,418.72 and 111,560.64 is: 154,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,360.48 : 203,418.72 = 111,560.64 : x
  2. Step 2: Convert to fraction form
    147,360.48/203,418.72 = 111,560.64/x
  3. Step 3: Cross multiply
    147,360.48x = 203,418.72 × 111,560.64
  4. Step 4: Simplify right side
    147,360.48x = 22,693,522,591.18
  5. Step 5: Solve for x
    x = 22,693,522,591.18/147,360.48
  6. Step 6: Final answer
    x = 154,000.06

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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.