Home / 165,588.60-248,382.90-40,929.60

Finding the Fourth Proportional to 165,588.60, 248,382.90 and 40,929.60

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Solution

The fourth proportional to 165,588.60, 248,382.90 and 40,929.60 is: 61,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,588.60 : 248,382.90 = 40,929.60 : x
  2. Step 2: Convert to fraction form
    165,588.60/248,382.90 = 40,929.60/x
  3. Step 3: Cross multiply
    165,588.60x = 248,382.90 × 40,929.60
  4. Step 4: Simplify right side
    165,588.60x = 10,166,212,743.84
  5. Step 5: Solve for x
    x = 10,166,212,743.84/165,588.60
  6. Step 6: Final answer
    x = 61,394.40

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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.