Home / 156,935.57-216,588.02-88,945.25

Finding the Fourth Proportional to 156,935.57, 216,588.02 and 88,945.25

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Solution

The fourth proportional to 156,935.57, 216,588.02 and 88,945.25 is: 122,754.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,935.57 : 216,588.02 = 88,945.25 : x
  2. Step 2: Convert to fraction form
    156,935.57/216,588.02 = 88,945.25/x
  3. Step 3: Cross multiply
    156,935.57x = 216,588.02 × 88,945.25
  4. Step 4: Simplify right side
    156,935.57x = 19,264,474,502.96
  5. Step 5: Solve for x
    x = 19,264,474,502.96/156,935.57
  6. Step 6: Final answer
    x = 122,754.04

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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.