Home / 66,924.48-92,354.08-38,634.88

Finding the Fourth Proportional to 66,924.48, 92,354.08 and 38,634.88

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Solution

The fourth proportional to 66,924.48, 92,354.08 and 38,634.88 is: 53,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,924.48 : 92,354.08 = 38,634.88 : x
  2. Step 2: Convert to fraction form
    66,924.48/92,354.08 = 38,634.88/x
  3. Step 3: Cross multiply
    66,924.48x = 92,354.08 × 38,634.88
  4. Step 4: Simplify right side
    66,924.48x = 3,568,088,798.31
  5. Step 5: Solve for x
    x = 3,568,088,798.31/66,924.48
  6. Step 6: Final answer
    x = 53,315.15

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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.