Home / 61,033.14-84,221.49-40,886.76

Finding the Fourth Proportional to 61,033.14, 84,221.49 and 40,886.76

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Solution

The fourth proportional to 61,033.14, 84,221.49 and 40,886.76 is: 56,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,033.14 : 84,221.49 = 40,886.76 : x
  2. Step 2: Convert to fraction form
    61,033.14/84,221.49 = 40,886.76/x
  3. Step 3: Cross multiply
    61,033.14x = 84,221.49 × 40,886.76
  4. Step 4: Simplify right side
    61,033.14x = 3,443,543,848.47
  5. Step 5: Solve for x
    x = 3,443,543,848.47/61,033.14
  6. Step 6: Final answer
    x = 56,420.89

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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.