Home / 188,334.72-260,132.16-140,799.36

Finding the Fourth Proportional to 188,334.72, 260,132.16 and 140,799.36

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Solution

The fourth proportional to 188,334.72, 260,132.16 and 140,799.36 is: 194,475.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,334.72 : 260,132.16 = 140,799.36 : x
  2. Step 2: Convert to fraction form
    188,334.72/260,132.16 = 140,799.36/x
  3. Step 3: Cross multiply
    188,334.72x = 260,132.16 × 140,799.36
  4. Step 4: Simplify right side
    188,334.72x = 36,626,441,643.42
  5. Step 5: Solve for x
    x = 36,626,441,643.42/188,334.72
  6. Step 6: Final answer
    x = 194,475.25

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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.