Home / 40,285.89-55,549.71-27,541.15

Finding the Fourth Proportional to 40,285.89, 55,549.71 and 27,541.15

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Solution

The fourth proportional to 40,285.89, 55,549.71 and 27,541.15 is: 37,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.89 : 55,549.71 = 27,541.15 : x
  2. Step 2: Convert to fraction form
    40,285.89/55,549.71 = 27,541.15/x
  3. Step 3: Cross multiply
    40,285.89x = 55,549.71 × 27,541.15
  4. Step 4: Simplify right side
    40,285.89x = 1,529,902,756.69
  5. Step 5: Solve for x
    x = 1,529,902,756.69/40,285.89
  6. Step 6: Final answer
    x = 37,976.14

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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.