Home / 54,002.43-74,438.49-36,977.22

Finding the Fourth Proportional to 54,002.43, 74,438.49 and 36,977.22

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Solution

The fourth proportional to 54,002.43, 74,438.49 and 36,977.22 is: 50,970.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002.43 : 74,438.49 = 36,977.22 : x
  2. Step 2: Convert to fraction form
    54,002.43/74,438.49 = 36,977.22/x
  3. Step 3: Cross multiply
    54,002.43x = 74,438.49 × 36,977.22
  4. Step 4: Simplify right side
    54,002.43x = 2,752,528,421.20
  5. Step 5: Solve for x
    x = 2,752,528,421.20/54,002.43
  6. Step 6: Final answer
    x = 50,970.45

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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.