Home / 67,076.56-92,582.36-38,778.16

Finding the Fourth Proportional to 67,076.56, 92,582.36 and 38,778.16

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Solution

The fourth proportional to 67,076.56, 92,582.36 and 38,778.16 is: 53,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,076.56 : 92,582.36 = 38,778.16 : x
  2. Step 2: Convert to fraction form
    67,076.56/92,582.36 = 38,778.16/x
  3. Step 3: Cross multiply
    67,076.56x = 92,582.36 × 38,778.16
  4. Step 4: Simplify right side
    67,076.56x = 3,590,173,569.26
  5. Step 5: Solve for x
    x = 3,590,173,569.26/67,076.56
  6. Step 6: Final answer
    x = 53,523.52

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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.