Home / 160,876.48-221,999.52-97,176.64

Finding the Fourth Proportional to 160,876.48, 221,999.52 and 97,176.64

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Solution

The fourth proportional to 160,876.48, 221,999.52 and 97,176.64 is: 134,097.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,876.48 : 221,999.52 = 97,176.64 : x
  2. Step 2: Convert to fraction form
    160,876.48/221,999.52 = 97,176.64/x
  3. Step 3: Cross multiply
    160,876.48x = 221,999.52 × 97,176.64
  4. Step 4: Simplify right side
    160,876.48x = 21,573,167,435.21
  5. Step 5: Solve for x
    x = 21,573,167,435.21/160,876.48
  6. Step 6: Final answer
    x = 134,097.71

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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.