Home / 156,922.55-216,556.85-88,946.45

Finding the Fourth Proportional to 156,922.55, 216,556.85 and 88,946.45

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Solution

The fourth proportional to 156,922.55, 216,556.85 and 88,946.45 is: 122,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,922.55 : 216,556.85 = 88,946.45 : x
  2. Step 2: Convert to fraction form
    156,922.55/216,556.85 = 88,946.45/x
  3. Step 3: Cross multiply
    156,922.55x = 216,556.85 × 88,946.45
  4. Step 4: Simplify right side
    156,922.55x = 19,261,962,585.95
  5. Step 5: Solve for x
    x = 19,261,962,585.95/156,922.55
  6. Step 6: Final answer
    x = 122,748.21

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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.