Home / 191,822.88-264,712.68-106,937.76

Finding the Fourth Proportional to 191,822.88, 264,712.68 and 106,937.76

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Solution

The fourth proportional to 191,822.88, 264,712.68 and 106,937.76 is: 147,572.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,822.88 : 264,712.68 = 106,937.76 : x
  2. Step 2: Convert to fraction form
    191,822.88/264,712.68 = 106,937.76/x
  3. Step 3: Cross multiply
    191,822.88x = 264,712.68 × 106,937.76
  4. Step 4: Simplify right side
    191,822.88x = 28,307,781,042.80
  5. Step 5: Solve for x
    x = 28,307,781,042.80/191,822.88
  6. Step 6: Final answer
    x = 147,572.50

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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.