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Finding the Fourth Proportional to 163,127.80, 244,612.59 and 95,681.87

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Solution

The fourth proportional to 163,127.80, 244,612.59 and 95,681.87 is: 143,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,127.80 : 244,612.59 = 95,681.87 : x
  2. Step 2: Convert to fraction form
    163,127.80/244,612.59 = 95,681.87/x
  3. Step 3: Cross multiply
    163,127.80x = 244,612.59 × 95,681.87
  4. Step 4: Simplify right side
    163,127.80x = 23,404,990,036.74
  5. Step 5: Solve for x
    x = 23,404,990,036.74/163,127.80
  6. Step 6: Final answer
    x = 143,476.40

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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.