Home / 174,407.11-261,638.08-74,567.83

Finding the Fourth Proportional to 174,407.11, 261,638.08 and 74,567.83

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Solution

The fourth proportional to 174,407.11, 261,638.08 and 74,567.83 is: 111,863.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,407.11 : 261,638.08 = 74,567.83 : x
  2. Step 2: Convert to fraction form
    174,407.11/261,638.08 = 74,567.83/x
  3. Step 3: Cross multiply
    174,407.11x = 261,638.08 × 74,567.83
  4. Step 4: Simplify right side
    174,407.11x = 19,509,783,870.97
  5. Step 5: Solve for x
    x = 19,509,783,870.97/174,407.11
  6. Step 6: Final answer
    x = 111,863.47

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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.