Home / 197,730.79-296,610.02-79,402.13

Finding the Fourth Proportional to 197,730.79, 296,610.02 and 79,402.13

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Solution

The fourth proportional to 197,730.79, 296,610.02 and 79,402.13 is: 119,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,730.79 : 296,610.02 = 79,402.13 : x
  2. Step 2: Convert to fraction form
    197,730.79/296,610.02 = 79,402.13/x
  3. Step 3: Cross multiply
    197,730.79x = 296,610.02 × 79,402.13
  4. Step 4: Simplify right side
    197,730.79x = 23,551,465,487.28
  5. Step 5: Solve for x
    x = 23,551,465,487.28/197,730.79
  6. Step 6: Final answer
    x = 119,108.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.