Home / 235,352.70-324,787.14-127,922.45

Finding the Fourth Proportional to 235,352.70, 324,787.14 and 127,922.45

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Solution

The fourth proportional to 235,352.70, 324,787.14 and 127,922.45 is: 176,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,352.70 : 324,787.14 = 127,922.45 : x
  2. Step 2: Convert to fraction form
    235,352.70/324,787.14 = 127,922.45/x
  3. Step 3: Cross multiply
    235,352.70x = 324,787.14 × 127,922.45
  4. Step 4: Simplify right side
    235,352.70x = 41,547,565,053.36
  5. Step 5: Solve for x
    x = 41,547,565,053.36/235,352.70
  6. Step 6: Final answer
    x = 176,533.20

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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.