Home / 67,814.48-93,589.08-39,514.16

Finding the Fourth Proportional to 67,814.48, 93,589.08 and 39,514.16

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Solution

The fourth proportional to 67,814.48, 93,589.08 and 39,514.16 is: 54,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,814.48 : 93,589.08 = 39,514.16 : x
  2. Step 2: Convert to fraction form
    67,814.48/93,589.08 = 39,514.16/x
  3. Step 3: Cross multiply
    67,814.48x = 93,589.08 × 39,514.16
  4. Step 4: Simplify right side
    67,814.48x = 3,698,093,881.37
  5. Step 5: Solve for x
    x = 3,698,093,881.37/67,814.48
  6. Step 6: Final answer
    x = 54,532.51

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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.