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Finding the Fourth Proportional to 114,374.69, 157,799.26 and 69,035.46

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Solution

The fourth proportional to 114,374.69, 157,799.26 and 69,035.46 is: 95,246.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,374.69 : 157,799.26 = 69,035.46 : x
  2. Step 2: Convert to fraction form
    114,374.69/157,799.26 = 69,035.46/x
  3. Step 3: Cross multiply
    114,374.69x = 157,799.26 × 69,035.46
  4. Step 4: Simplify right side
    114,374.69x = 10,893,744,501.76
  5. Step 5: Solve for x
    x = 10,893,744,501.76/114,374.69
  6. Step 6: Final answer
    x = 95,246.11

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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.