Home / 61,718.10-92,577.15-56,906.70

Finding the Fourth Proportional to 61,718.10, 92,577.15 and 56,906.70

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Solution

The fourth proportional to 61,718.10, 92,577.15 and 56,906.70 is: 85,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,718.10 : 92,577.15 = 56,906.70 : x
  2. Step 2: Convert to fraction form
    61,718.10/92,577.15 = 56,906.70/x
  3. Step 3: Cross multiply
    61,718.10x = 92,577.15 × 56,906.70
  4. Step 4: Simplify right side
    61,718.10x = 5,268,260,101.91
  5. Step 5: Solve for x
    x = 5,268,260,101.91/61,718.10
  6. Step 6: Final answer
    x = 85,360.05

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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.