Home / 132,339.04-198,396.93-57,402.74

Finding the Fourth Proportional to 132,339.04, 198,396.93 and 57,402.74

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Solution

The fourth proportional to 132,339.04, 198,396.93 and 57,402.74 is: 86,055.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,339.04 : 198,396.93 = 57,402.74 : x
  2. Step 2: Convert to fraction form
    132,339.04/198,396.93 = 57,402.74/x
  3. Step 3: Cross multiply
    132,339.04x = 198,396.93 × 57,402.74
  4. Step 4: Simplify right side
    132,339.04x = 11,388,527,389.59
  5. Step 5: Solve for x
    x = 11,388,527,389.59/132,339.04
  6. Step 6: Final answer
    x = 86,055.69

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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.