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Finding the Fourth Proportional to 114,100.38, 157,458.87 and 63,799.38

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Solution

The fourth proportional to 114,100.38, 157,458.87 and 63,799.38 is: 88,043.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,100.38 : 157,458.87 = 63,799.38 : x
  2. Step 2: Convert to fraction form
    114,100.38/157,458.87 = 63,799.38/x
  3. Step 3: Cross multiply
    114,100.38x = 157,458.87 × 63,799.38
  4. Step 4: Simplify right side
    114,100.38x = 10,045,778,281.50
  5. Step 5: Solve for x
    x = 10,045,778,281.50/114,100.38
  6. Step 6: Final answer
    x = 88,043.34

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1.5x scale

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.