Home / 231,009.30-346,643.55-97,866.90

Finding the Fourth Proportional to 231,009.30, 346,643.55 and 97,866.90

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Solution

The fourth proportional to 231,009.30, 346,643.55 and 97,866.90 is: 146,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,009.30 : 346,643.55 = 97,866.90 : x
  2. Step 2: Convert to fraction form
    231,009.30/346,643.55 = 97,866.90/x
  3. Step 3: Cross multiply
    231,009.30x = 346,643.55 × 97,866.90
  4. Step 4: Simplify right side
    231,009.30x = 33,924,929,643.50
  5. Step 5: Solve for x
    x = 33,924,929,643.50/231,009.30
  6. Step 6: Final answer
    x = 146,855.25

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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.