Home / 156,178.60-234,129.18-62,620.84

Finding the Fourth Proportional to 156,178.60, 234,129.18 and 62,620.84

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Solution

The fourth proportional to 156,178.60, 234,129.18 and 62,620.84 is: 93,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,178.60 : 234,129.18 = 62,620.84 : x
  2. Step 2: Convert to fraction form
    156,178.60/234,129.18 = 62,620.84/x
  3. Step 3: Cross multiply
    156,178.60x = 234,129.18 × 62,620.84
  4. Step 4: Simplify right side
    156,178.60x = 14,661,365,920.11
  5. Step 5: Solve for x
    x = 14,661,365,920.11/156,178.60
  6. Step 6: Final answer
    x = 93,875.64

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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.