Home / 64,557.16-96,838.48-20,184.74

Finding the Fourth Proportional to 64,557.16, 96,838.48 and 20,184.74

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Solution

The fourth proportional to 64,557.16, 96,838.48 and 20,184.74 is: 30,277.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,557.16 : 96,838.48 = 20,184.74 : x
  2. Step 2: Convert to fraction form
    64,557.16/96,838.48 = 20,184.74/x
  3. Step 3: Cross multiply
    64,557.16x = 96,838.48 × 20,184.74
  4. Step 4: Simplify right side
    64,557.16x = 1,954,659,540.80
  5. Step 5: Solve for x
    x = 1,954,659,540.80/64,557.16
  6. Step 6: Final answer
    x = 30,277.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.