Home / 61,146.10-91,719.15-26,154.10

Finding the Fourth Proportional to 61,146.10, 91,719.15 and 26,154.10

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Solution

The fourth proportional to 61,146.10, 91,719.15 and 26,154.10 is: 39,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,146.10 : 91,719.15 = 26,154.10 : x
  2. Step 2: Convert to fraction form
    61,146.10/91,719.15 = 26,154.10/x
  3. Step 3: Cross multiply
    61,146.10x = 91,719.15 × 26,154.10
  4. Step 4: Simplify right side
    61,146.10x = 2,398,831,821.02
  5. Step 5: Solve for x
    x = 2,398,831,821.02/61,146.10
  6. Step 6: Final answer
    x = 39,231.15

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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.