Home / 169,140.75-233,421.93-93,689.25

Finding the Fourth Proportional to 169,140.75, 233,421.93 and 93,689.25

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Solution

The fourth proportional to 169,140.75, 233,421.93 and 93,689.25 is: 129,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,140.75 : 233,421.93 = 93,689.25 : x
  2. Step 2: Convert to fraction form
    169,140.75/233,421.93 = 93,689.25/x
  3. Step 3: Cross multiply
    169,140.75x = 233,421.93 × 93,689.25
  4. Step 4: Simplify right side
    169,140.75x = 21,869,125,555.25
  5. Step 5: Solve for x
    x = 21,869,125,555.25/169,140.75
  6. Step 6: Final answer
    x = 129,295.43

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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.