Home / 53,040.88-79,555.38-13,598.92

Finding the Fourth Proportional to 53,040.88, 79,555.38 and 13,598.92

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Solution

The fourth proportional to 53,040.88, 79,555.38 and 13,598.92 is: 20,396.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,040.88 : 79,555.38 = 13,598.92 : x
  2. Step 2: Convert to fraction form
    53,040.88/79,555.38 = 13,598.92/x
  3. Step 3: Cross multiply
    53,040.88x = 79,555.38 × 13,598.92
  4. Step 4: Simplify right side
    53,040.88x = 1,081,867,248.19
  5. Step 5: Solve for x
    x = 1,081,867,248.19/53,040.88
  6. Step 6: Final answer
    x = 20,396.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.