Home / 40,269.79-55,576.72-23,043.75

Finding the Fourth Proportional to 40,269.79, 55,576.72 and 23,043.75

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Solution

The fourth proportional to 40,269.79, 55,576.72 and 23,043.75 is: 31,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.79 : 55,576.72 = 23,043.75 : x
  2. Step 2: Convert to fraction form
    40,269.79/55,576.72 = 23,043.75/x
  3. Step 3: Cross multiply
    40,269.79x = 55,576.72 × 23,043.75
  4. Step 4: Simplify right side
    40,269.79x = 1,280,695,926.28
  5. Step 5: Solve for x
    x = 1,280,695,926.28/40,269.79
  6. Step 6: Final answer
    x = 31,802.90

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1.5x scale

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.