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Finding the Fourth Proportional to 114,784.66, 158,395.16 and 63,794.08

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Solution

The fourth proportional to 114,784.66, 158,395.16 and 63,794.08 is: 88,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,784.66 : 158,395.16 = 63,794.08 : x
  2. Step 2: Convert to fraction form
    114,784.66/158,395.16 = 63,794.08/x
  3. Step 3: Cross multiply
    114,784.66x = 158,395.16 × 63,794.08
  4. Step 4: Simplify right side
    114,784.66x = 10,104,673,866.13
  5. Step 5: Solve for x
    x = 10,104,673,866.13/114,784.66
  6. Step 6: Final answer
    x = 88,031.57

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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.