Home / 53,301.20-73,559.22-30,647.66

Finding the Fourth Proportional to 53,301.20, 73,559.22 and 30,647.66

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Solution

The fourth proportional to 53,301.20, 73,559.22 and 30,647.66 is: 42,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,301.20 : 73,559.22 = 30,647.66 : x
  2. Step 2: Convert to fraction form
    53,301.20/73,559.22 = 30,647.66/x
  3. Step 3: Cross multiply
    53,301.20x = 73,559.22 × 30,647.66
  4. Step 4: Simplify right side
    53,301.20x = 2,254,417,964.43
  5. Step 5: Solve for x
    x = 2,254,417,964.43/53,301.20
  6. Step 6: Final answer
    x = 42,295.82

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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.