Home / 235,140.14-324,495.74-127,712.27

Finding the Fourth Proportional to 235,140.14, 324,495.74 and 127,712.27

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Solution

The fourth proportional to 235,140.14, 324,495.74 and 127,712.27 is: 176,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,140.14 : 324,495.74 = 127,712.27 : x
  2. Step 2: Convert to fraction form
    235,140.14/324,495.74 = 127,712.27/x
  3. Step 3: Cross multiply
    235,140.14x = 324,495.74 × 127,712.27
  4. Step 4: Simplify right side
    235,140.14x = 41,442,086,922.17
  5. Step 5: Solve for x
    x = 41,442,086,922.17/235,140.14
  6. Step 6: Final answer
    x = 176,244.20

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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.