Home / 64,859.27-89,514.45-38,012.42

Finding the Fourth Proportional to 64,859.27, 89,514.45 and 38,012.42

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Solution

The fourth proportional to 64,859.27, 89,514.45 and 38,012.42 is: 52,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,859.27 : 89,514.45 = 38,012.42 : x
  2. Step 2: Convert to fraction form
    64,859.27/89,514.45 = 38,012.42/x
  3. Step 3: Cross multiply
    64,859.27x = 89,514.45 × 38,012.42
  4. Step 4: Simplify right side
    64,859.27x = 3,402,661,093.26
  5. Step 5: Solve for x
    x = 3,402,661,093.26/64,859.27
  6. Step 6: Final answer
    x = 52,462.22

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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.