Home / 156,986.60-234,942.30-94,701.80

Finding the Fourth Proportional to 156,986.60, 234,942.30 and 94,701.80

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Solution

The fourth proportional to 156,986.60, 234,942.30 and 94,701.80 is: 141,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,986.60 : 234,942.30 = 94,701.80 : x
  2. Step 2: Convert to fraction form
    156,986.60/234,942.30 = 94,701.80/x
  3. Step 3: Cross multiply
    156,986.60x = 234,942.30 × 94,701.80
  4. Step 4: Simplify right side
    156,986.60x = 22,249,458,706.14
  5. Step 5: Solve for x
    x = 22,249,458,706.14/156,986.60
  6. Step 6: Final answer
    x = 141,728.39

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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.