Home / 151,497.78-209,444.85-113,706.42

Finding the Fourth Proportional to 151,497.78, 209,444.85 and 113,706.42

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Solution

The fourth proportional to 151,497.78, 209,444.85 and 113,706.42 is: 157,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,497.78 : 209,444.85 = 113,706.42 : x
  2. Step 2: Convert to fraction form
    151,497.78/209,444.85 = 113,706.42/x
  3. Step 3: Cross multiply
    151,497.78x = 209,444.85 × 113,706.42
  4. Step 4: Simplify right side
    151,497.78x = 23,815,224,080.94
  5. Step 5: Solve for x
    x = 23,815,224,080.94/151,497.78
  6. Step 6: Final answer
    x = 157,198.50

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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.