Home / 66,917.52-92,354.40-38,623.23

Finding the Fourth Proportional to 66,917.52, 92,354.40 and 38,623.23

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Solution

The fourth proportional to 66,917.52, 92,354.40 and 38,623.23 is: 53,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,917.52 : 92,354.40 = 38,623.23 : x
  2. Step 2: Convert to fraction form
    66,917.52/92,354.40 = 38,623.23/x
  3. Step 3: Cross multiply
    66,917.52x = 92,354.40 × 38,623.23
  4. Step 4: Simplify right side
    66,917.52x = 3,567,025,232.71
  5. Step 5: Solve for x
    x = 3,567,025,232.71/66,917.52
  6. Step 6: Final answer
    x = 53,304.80

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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.