Home / 53,012.24-79,516.54-13,569.70

Finding the Fourth Proportional to 53,012.24, 79,516.54 and 13,569.70

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Solution

The fourth proportional to 53,012.24, 79,516.54 and 13,569.70 is: 20,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,012.24 : 79,516.54 = 13,569.70 : x
  2. Step 2: Convert to fraction form
    53,012.24/79,516.54 = 13,569.70/x
  3. Step 3: Cross multiply
    53,012.24x = 79,516.54 × 13,569.70
  4. Step 4: Simplify right side
    53,012.24x = 1,079,015,161.33
  5. Step 5: Solve for x
    x = 1,079,015,161.33/53,012.24
  6. Step 6: Final answer
    x = 20,354.08

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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.