Home / 160,160.28-221,043.29-92,175.96

Finding the Fourth Proportional to 160,160.28, 221,043.29 and 92,175.96

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Solution

The fourth proportional to 160,160.28, 221,043.29 and 92,175.96 is: 127,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,160.28 : 221,043.29 = 92,175.96 : x
  2. Step 2: Convert to fraction form
    160,160.28/221,043.29 = 92,175.96/x
  3. Step 3: Cross multiply
    160,160.28x = 221,043.29 × 92,175.96
  4. Step 4: Simplify right side
    160,160.28x = 20,374,877,457.31
  5. Step 5: Solve for x
    x = 20,374,877,457.31/160,160.28
  6. Step 6: Final answer
    x = 127,215.55

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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.