Home / 160,157.43-221,002.56-92,156.31

Finding the Fourth Proportional to 160,157.43, 221,002.56 and 92,156.31

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Solution

The fourth proportional to 160,157.43, 221,002.56 and 92,156.31 is: 127,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,157.43 : 221,002.56 = 92,156.31 : x
  2. Step 2: Convert to fraction form
    160,157.43/221,002.56 = 92,156.31/x
  3. Step 3: Cross multiply
    160,157.43x = 221,002.56 × 92,156.31
  4. Step 4: Simplify right side
    160,157.43x = 20,366,780,430.15
  5. Step 5: Solve for x
    x = 20,366,780,430.15/160,157.43
  6. Step 6: Final answer
    x = 127,167.25

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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.