Home / 61,804.29-92,531.31-40,680.81

Finding the Fourth Proportional to 61,804.29, 92,531.31 and 40,680.81

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Solution

The fourth proportional to 61,804.29, 92,531.31 and 40,680.81 is: 60,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,804.29 : 92,531.31 = 40,680.81 : x
  2. Step 2: Convert to fraction form
    61,804.29/92,531.31 = 40,680.81/x
  3. Step 3: Cross multiply
    61,804.29x = 92,531.31 × 40,680.81
  4. Step 4: Simplify right side
    61,804.29x = 3,764,248,641.16
  5. Step 5: Solve for x
    x = 3,764,248,641.16/61,804.29
  6. Step 6: Final answer
    x = 60,905.94

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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.