Home / 165,962.20-248,646.30-100,928.20

Finding the Fourth Proportional to 165,962.20, 248,646.30 and 100,928.20

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Solution

The fourth proportional to 165,962.20, 248,646.30 and 100,928.20 is: 151,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,962.20 : 248,646.30 = 100,928.20 : x
  2. Step 2: Convert to fraction form
    165,962.20/248,646.30 = 100,928.20/x
  3. Step 3: Cross multiply
    165,962.20x = 248,646.30 × 100,928.20
  4. Step 4: Simplify right side
    165,962.20x = 25,095,423,495.66
  5. Step 5: Solve for x
    x = 25,095,423,495.66/165,962.20
  6. Step 6: Final answer
    x = 151,211.68

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1.5x scale

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.