Home / 156,546.63-216,019.58-88,555.23

Finding the Fourth Proportional to 156,546.63, 216,019.58 and 88,555.23

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Solution

The fourth proportional to 156,546.63, 216,019.58 and 88,555.23 is: 122,197.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,546.63 : 216,019.58 = 88,555.23 : x
  2. Step 2: Convert to fraction form
    156,546.63/216,019.58 = 88,555.23/x
  3. Step 3: Cross multiply
    156,546.63x = 216,019.58 × 88,555.23
  4. Step 4: Simplify right side
    156,546.63x = 19,129,663,148.63
  5. Step 5: Solve for x
    x = 19,129,663,148.63/156,546.63
  6. Step 6: Final answer
    x = 122,197.86

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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.