Home / 149,823.60-206,999.64-148,349.04

Finding the Fourth Proportional to 149,823.60, 206,999.64 and 148,349.04

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Solution

The fourth proportional to 149,823.60, 206,999.64 and 148,349.04 is: 204,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,823.60 : 206,999.64 = 148,349.04 : x
  2. Step 2: Convert to fraction form
    149,823.60/206,999.64 = 148,349.04/x
  3. Step 3: Cross multiply
    149,823.60x = 206,999.64 × 148,349.04
  4. Step 4: Simplify right side
    149,823.60x = 30,708,197,874.35
  5. Step 5: Solve for x
    x = 30,708,197,874.35/149,823.60
  6. Step 6: Final answer
    x = 204,962.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.