Home / 173,621.80-260,519.10-98,799.40

Finding the Fourth Proportional to 173,621.80, 260,519.10 and 98,799.40

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Solution

The fourth proportional to 173,621.80, 260,519.10 and 98,799.40 is: 148,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,621.80 : 260,519.10 = 98,799.40 : x
  2. Step 2: Convert to fraction form
    173,621.80/260,519.10 = 98,799.40/x
  3. Step 3: Cross multiply
    173,621.80x = 260,519.10 × 98,799.40
  4. Step 4: Simplify right side
    173,621.80x = 25,739,130,768.54
  5. Step 5: Solve for x
    x = 25,739,130,768.54/173,621.80
  6. Step 6: Final answer
    x = 148,248.27

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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.