Home / 29,345.20-43,902.60-26,580.40

Finding the Fourth Proportional to 29,345.20, 43,902.60 and 26,580.40

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Solution

The fourth proportional to 29,345.20, 43,902.60 and 26,580.40 is: 39,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,345.20 : 43,902.60 = 26,580.40 : x
  2. Step 2: Convert to fraction form
    29,345.20/43,902.60 = 26,580.40/x
  3. Step 3: Cross multiply
    29,345.20x = 43,902.60 × 26,580.40
  4. Step 4: Simplify right side
    29,345.20x = 1,166,948,669.04
  5. Step 5: Solve for x
    x = 1,166,948,669.04/29,345.20
  6. Step 6: Final answer
    x = 39,766.25

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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.