Home / 156,865.93-216,474.39-88,895.85

Finding the Fourth Proportional to 156,865.93, 216,474.39 and 88,895.85

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Solution

The fourth proportional to 156,865.93, 216,474.39 and 88,895.85 is: 122,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,865.93 : 216,474.39 = 88,895.85 : x
  2. Step 2: Convert to fraction form
    156,865.93/216,474.39 = 88,895.85/x
  3. Step 3: Cross multiply
    156,865.93x = 216,474.39 × 88,895.85
  4. Step 4: Simplify right side
    156,865.93x = 19,243,674,902.28
  5. Step 5: Solve for x
    x = 19,243,674,902.28/156,865.93
  6. Step 6: Final answer
    x = 122,675.94

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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.