Home / 156,922.33-216,553.08-85,302.13

Finding the Fourth Proportional to 156,922.33, 216,553.08 and 85,302.13

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Solution

The fourth proportional to 156,922.33, 216,553.08 and 85,302.13 is: 117,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,922.33 : 216,553.08 = 85,302.13 : x
  2. Step 2: Convert to fraction form
    156,922.33/216,553.08 = 85,302.13/x
  3. Step 3: Cross multiply
    156,922.33x = 216,553.08 × 85,302.13
  4. Step 4: Simplify right side
    156,922.33x = 18,472,438,982.06
  5. Step 5: Solve for x
    x = 18,472,438,982.06/156,922.33
  6. Step 6: Final answer
    x = 117,717.08

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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.