Home / 179,555.87-247,787.85-98,981.63

Finding the Fourth Proportional to 179,555.87, 247,787.85 and 98,981.63

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Solution

The fourth proportional to 179,555.87, 247,787.85 and 98,981.63 is: 136,595.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,555.87 : 247,787.85 = 98,981.63 : x
  2. Step 2: Convert to fraction form
    179,555.87/247,787.85 = 98,981.63/x
  3. Step 3: Cross multiply
    179,555.87x = 247,787.85 × 98,981.63
  4. Step 4: Simplify right side
    179,555.87x = 24,526,444,048.26
  5. Step 5: Solve for x
    x = 24,526,444,048.26/179,555.87
  6. Step 6: Final answer
    x = 136,595.06

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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.