Home / 156,920.17-216,672.06-96,518.92

Finding the Fourth Proportional to 156,920.17, 216,672.06 and 96,518.92

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Solution

The fourth proportional to 156,920.17, 216,672.06 and 96,518.92 is: 133,271.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,920.17 : 216,672.06 = 96,518.92 : x
  2. Step 2: Convert to fraction form
    156,920.17/216,672.06 = 96,518.92/x
  3. Step 3: Cross multiply
    156,920.17x = 216,672.06 × 96,518.92
  4. Step 4: Simplify right side
    156,920.17x = 20,912,953,225.38
  5. Step 5: Solve for x
    x = 20,912,953,225.38/156,920.17
  6. Step 6: Final answer
    x = 133,271.29

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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.