Home / 153,823.60-230,346.60-100,946.80

Finding the Fourth Proportional to 153,823.60, 230,346.60 and 100,946.80

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Solution

The fourth proportional to 153,823.60, 230,346.60 and 100,946.80 is: 151,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,823.60 : 230,346.60 = 100,946.80 : x
  2. Step 2: Convert to fraction form
    153,823.60/230,346.60 = 100,946.80/x
  3. Step 3: Cross multiply
    153,823.60x = 230,346.60 × 100,946.80
  4. Step 4: Simplify right side
    153,823.60x = 23,252,752,160.88
  5. Step 5: Solve for x
    x = 23,252,752,160.88/153,823.60
  6. Step 6: Final answer
    x = 151,165.05

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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.