Home / 107,696.54-148,635.18-61,774.10

Finding the Fourth Proportional to 107,696.54, 148,635.18 and 61,774.10

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Solution

The fourth proportional to 107,696.54, 148,635.18 and 61,774.10 is: 85,256.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,696.54 : 148,635.18 = 61,774.10 : x
  2. Step 2: Convert to fraction form
    107,696.54/148,635.18 = 61,774.10/x
  3. Step 3: Cross multiply
    107,696.54x = 148,635.18 × 61,774.10
  4. Step 4: Simplify right side
    107,696.54x = 9,181,804,472.84
  5. Step 5: Solve for x
    x = 9,181,804,472.84/107,696.54
  6. Step 6: Final answer
    x = 85,256.26

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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.