Home / 219,933.40-329,900.10-195,001.60

Finding the Fourth Proportional to 219,933.40, 329,900.10 and 195,001.60

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Solution

The fourth proportional to 219,933.40, 329,900.10 and 195,001.60 is: 292,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,933.40 : 329,900.10 = 195,001.60 : x
  2. Step 2: Convert to fraction form
    219,933.40/329,900.10 = 195,001.60/x
  3. Step 3: Cross multiply
    219,933.40x = 329,900.10 × 195,001.60
  4. Step 4: Simplify right side
    219,933.40x = 64,331,047,340.16
  5. Step 5: Solve for x
    x = 64,331,047,340.16/219,933.40
  6. Step 6: Final answer
    x = 292,502.40

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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.