Home / 235,193.72-324,569.64-127,764.62

Finding the Fourth Proportional to 235,193.72, 324,569.64 and 127,764.62

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Solution

The fourth proportional to 235,193.72, 324,569.64 and 127,764.62 is: 176,316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,193.72 : 324,569.64 = 127,764.62 : x
  2. Step 2: Convert to fraction form
    235,193.72/324,569.64 = 127,764.62/x
  3. Step 3: Cross multiply
    235,193.72x = 324,569.64 × 127,764.62
  4. Step 4: Simplify right side
    235,193.72x = 41,468,516,718.14
  5. Step 5: Solve for x
    x = 41,468,516,718.14/235,193.72
  6. Step 6: Final answer
    x = 176,316.43

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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.