Home / 156,938.92-216,488.10-96,467.56

Finding the Fourth Proportional to 156,938.92, 216,488.10 and 96,467.56

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Solution

The fourth proportional to 156,938.92, 216,488.10 and 96,467.56 is: 133,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,938.92 : 216,488.10 = 96,467.56 : x
  2. Step 2: Convert to fraction form
    156,938.92/216,488.10 = 96,467.56/x
  3. Step 3: Cross multiply
    156,938.92x = 216,488.10 × 96,467.56
  4. Step 4: Simplify right side
    156,938.92x = 20,884,078,776.04
  5. Step 5: Solve for x
    x = 20,884,078,776.04/156,938.92
  6. Step 6: Final answer
    x = 133,071.38

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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.