Home / 163,921.30-245,579.55-93,591.70

Finding the Fourth Proportional to 163,921.30, 245,579.55 and 93,591.70

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Solution

The fourth proportional to 163,921.30, 245,579.55 and 93,591.70 is: 140,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,921.30 : 245,579.55 = 93,591.70 : x
  2. Step 2: Convert to fraction form
    163,921.30/245,579.55 = 93,591.70/x
  3. Step 3: Cross multiply
    163,921.30x = 245,579.55 × 93,591.70
  4. Step 4: Simplify right side
    163,921.30x = 22,984,207,569.74
  5. Step 5: Solve for x
    x = 22,984,207,569.74/163,921.30
  6. Step 6: Final answer
    x = 140,214.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.