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Finding the Fourth Proportional to 114,054.29, 157,393.28 and 63,065.90

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Solution

The fourth proportional to 114,054.29, 157,393.28 and 63,065.90 is: 87,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,054.29 : 157,393.28 = 63,065.90 : x
  2. Step 2: Convert to fraction form
    114,054.29/157,393.28 = 63,065.90/x
  3. Step 3: Cross multiply
    114,054.29x = 157,393.28 × 63,065.90
  4. Step 4: Simplify right side
    114,054.29x = 9,926,149,540.95
  5. Step 5: Solve for x
    x = 9,926,149,540.95/114,054.29
  6. Step 6: Final answer
    x = 87,030.04

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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.