Home / 53,798.88-74,179.09-36,811.36

Finding the Fourth Proportional to 53,798.88, 74,179.09 and 36,811.36

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Solution

The fourth proportional to 53,798.88, 74,179.09 and 36,811.36 is: 50,756.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,798.88 : 74,179.09 = 36,811.36 : x
  2. Step 2: Convert to fraction form
    53,798.88/74,179.09 = 36,811.36/x
  3. Step 3: Cross multiply
    53,798.88x = 74,179.09 × 36,811.36
  4. Step 4: Simplify right side
    53,798.88x = 2,730,633,325.20
  5. Step 5: Solve for x
    x = 2,730,633,325.20/53,798.88
  6. Step 6: Final answer
    x = 50,756.32

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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.