Home / 160,146.50-221,000.54-88,523.06

Finding the Fourth Proportional to 160,146.50, 221,000.54 and 88,523.06

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Solution

The fourth proportional to 160,146.50, 221,000.54 and 88,523.06 is: 122,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,146.50 : 221,000.54 = 88,523.06 : x
  2. Step 2: Convert to fraction form
    160,146.50/221,000.54 = 88,523.06/x
  3. Step 3: Cross multiply
    160,146.50x = 221,000.54 × 88,523.06
  4. Step 4: Simplify right side
    160,146.50x = 19,563,644,062.45
  5. Step 5: Solve for x
    x = 19,563,644,062.45/160,146.50
  6. Step 6: Final answer
    x = 122,160.92

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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.