Home / 250,142.50-375,252.63-83,969.38

Finding the Fourth Proportional to 250,142.50, 375,252.63 and 83,969.38

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Solution

The fourth proportional to 250,142.50, 375,252.63 and 83,969.38 is: 125,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,142.50 : 375,252.63 = 83,969.38 : x
  2. Step 2: Convert to fraction form
    250,142.50/375,252.63 = 83,969.38/x
  3. Step 3: Cross multiply
    250,142.50x = 375,252.63 × 83,969.38
  4. Step 4: Simplify right side
    250,142.50x = 31,509,730,684.47
  5. Step 5: Solve for x
    x = 31,509,730,684.47/250,142.50
  6. Step 6: Final answer
    x = 125,967.12

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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.