Home / 230,859.12-346,352.40-97,669.20

Finding the Fourth Proportional to 230,859.12, 346,352.40 and 97,669.20

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Solution

The fourth proportional to 230,859.12, 346,352.40 and 97,669.20 is: 146,530.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,859.12 : 346,352.40 = 97,669.20 : x
  2. Step 2: Convert to fraction form
    230,859.12/346,352.40 = 97,669.20/x
  3. Step 3: Cross multiply
    230,859.12x = 346,352.40 × 97,669.20
  4. Step 4: Simplify right side
    230,859.12x = 33,827,961,826.08
  5. Step 5: Solve for x
    x = 33,827,961,826.08/230,859.12
  6. Step 6: Final answer
    x = 146,530.76

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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.