Home / 156,340.80-234,626.40-62,913.60

Finding the Fourth Proportional to 156,340.80, 234,626.40 and 62,913.60

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Solution

The fourth proportional to 156,340.80, 234,626.40 and 62,913.60 is: 94,416.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,340.80 : 234,626.40 = 62,913.60 : x
  2. Step 2: Convert to fraction form
    156,340.80/234,626.40 = 62,913.60/x
  3. Step 3: Cross multiply
    156,340.80x = 234,626.40 × 62,913.60
  4. Step 4: Simplify right side
    156,340.80x = 14,761,191,479.04
  5. Step 5: Solve for x
    x = 14,761,191,479.04/156,340.80
  6. Step 6: Final answer
    x = 94,416.76

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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.