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Finding the Fourth Proportional to 114,675.86, 158,254.81 and 63,693.32

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Solution

The fourth proportional to 114,675.86, 158,254.81 and 63,693.32 is: 87,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,675.86 : 158,254.81 = 63,693.32 : x
  2. Step 2: Convert to fraction form
    114,675.86/158,254.81 = 63,693.32/x
  3. Step 3: Cross multiply
    114,675.86x = 158,254.81 × 63,693.32
  4. Step 4: Simplify right side
    114,675.86x = 10,079,773,304.36
  5. Step 5: Solve for x
    x = 10,079,773,304.36/114,675.86
  6. Step 6: Final answer
    x = 87,897.95

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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.