Home / 195,006.40-292,423.20-89,857.60

Finding the Fourth Proportional to 195,006.40, 292,423.20 and 89,857.60

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Solution

The fourth proportional to 195,006.40, 292,423.20 and 89,857.60 is: 134,746.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,006.40 : 292,423.20 = 89,857.60 : x
  2. Step 2: Convert to fraction form
    195,006.40/292,423.20 = 89,857.60/x
  3. Step 3: Cross multiply
    195,006.40x = 292,423.20 × 89,857.60
  4. Step 4: Simplify right side
    195,006.40x = 26,276,446,936.32
  5. Step 5: Solve for x
    x = 26,276,446,936.32/195,006.40
  6. Step 6: Final answer
    x = 134,746.59

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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.