Home / 195,231.20-292,652.40-89,866.40

Finding the Fourth Proportional to 195,231.20, 292,652.40 and 89,866.40

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Solution

The fourth proportional to 195,231.20, 292,652.40 and 89,866.40 is: 134,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,231.20 : 292,652.40 = 89,866.40 : x
  2. Step 2: Convert to fraction form
    195,231.20/292,652.40 = 89,866.40/x
  3. Step 3: Cross multiply
    195,231.20x = 292,652.40 × 89,866.40
  4. Step 4: Simplify right side
    195,231.20x = 26,299,617,639.36
  5. Step 5: Solve for x
    x = 26,299,617,639.36/195,231.20
  6. Step 6: Final answer
    x = 134,710.12

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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.