Home / 29,601.60-44,402.40-19,687.20

Finding the Fourth Proportional to 29,601.60, 44,402.40 and 19,687.20

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Solution

The fourth proportional to 29,601.60, 44,402.40 and 19,687.20 is: 29,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,601.60 : 44,402.40 = 19,687.20 : x
  2. Step 2: Convert to fraction form
    29,601.60/44,402.40 = 19,687.20/x
  3. Step 3: Cross multiply
    29,601.60x = 44,402.40 × 19,687.20
  4. Step 4: Simplify right side
    29,601.60x = 874,158,929.28
  5. Step 5: Solve for x
    x = 874,158,929.28/29,601.60
  6. Step 6: Final answer
    x = 29,530.80

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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.