Home / 61,006.95-84,164.76-38,338.68

Finding the Fourth Proportional to 61,006.95, 84,164.76 and 38,338.68

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Solution

The fourth proportional to 61,006.95, 84,164.76 and 38,338.68 is: 52,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,006.95 : 84,164.76 = 38,338.68 : x
  2. Step 2: Convert to fraction form
    61,006.95/84,164.76 = 38,338.68/x
  3. Step 3: Cross multiply
    61,006.95x = 84,164.76 × 38,338.68
  4. Step 4: Simplify right side
    61,006.95x = 3,226,765,800.92
  5. Step 5: Solve for x
    x = 3,226,765,800.92/61,006.95
  6. Step 6: Final answer
    x = 52,891.77

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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.