Home / 156,579.40-234,566.80-93,449.94

Finding the Fourth Proportional to 156,579.40, 234,566.80 and 93,449.94

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Solution

The fourth proportional to 156,579.40, 234,566.80 and 93,449.94 is: 139,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,579.40 : 234,566.80 = 93,449.94 : x
  2. Step 2: Convert to fraction form
    156,579.40/234,566.80 = 93,449.94/x
  3. Step 3: Cross multiply
    156,579.40x = 234,566.80 × 93,449.94
  4. Step 4: Simplify right side
    156,579.40x = 21,920,253,385.99
  5. Step 5: Solve for x
    x = 21,920,253,385.99/156,579.40
  6. Step 6: Final answer
    x = 139,994.49

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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.