Home / 131,688.39-197,557.50-41,753.76

Finding the Fourth Proportional to 131,688.39, 197,557.50 and 41,753.76

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Solution

The fourth proportional to 131,688.39, 197,557.50 and 41,753.76 is: 62,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,688.39 : 197,557.50 = 41,753.76 : x
  2. Step 2: Convert to fraction form
    131,688.39/197,557.50 = 41,753.76/x
  3. Step 3: Cross multiply
    131,688.39x = 197,557.50 × 41,753.76
  4. Step 4: Simplify right side
    131,688.39x = 8,248,768,441.20
  5. Step 5: Solve for x
    x = 8,248,768,441.20/131,688.39
  6. Step 6: Final answer
    x = 62,638.54

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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.