Home / 61,014.32-84,201.36-34,156.70

Finding the Fourth Proportional to 61,014.32, 84,201.36 and 34,156.70

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Solution

The fourth proportional to 61,014.32, 84,201.36 and 34,156.70 is: 47,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,014.32 : 84,201.36 = 34,156.70 : x
  2. Step 2: Convert to fraction form
    61,014.32/84,201.36 = 34,156.70/x
  3. Step 3: Cross multiply
    61,014.32x = 84,201.36 × 34,156.70
  4. Step 4: Simplify right side
    61,014.32x = 2,876,040,593.11
  5. Step 5: Solve for x
    x = 2,876,040,593.11/61,014.32
  6. Step 6: Final answer
    x = 47,137.14

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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.