Home / 165,422.60-248,166.30-70,652.60

Finding the Fourth Proportional to 165,422.60, 248,166.30 and 70,652.60

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Solution

The fourth proportional to 165,422.60, 248,166.30 and 70,652.60 is: 105,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,422.60 : 248,166.30 = 70,652.60 : x
  2. Step 2: Convert to fraction form
    165,422.60/248,166.30 = 70,652.60/x
  3. Step 3: Cross multiply
    165,422.60x = 248,166.30 × 70,652.60
  4. Step 4: Simplify right side
    165,422.60x = 17,533,594,327.38
  5. Step 5: Solve for x
    x = 17,533,594,327.38/165,422.60
  6. Step 6: Final answer
    x = 105,992.74

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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.