Home / 109,794.16-151,516.48-59,493.20

Finding the Fourth Proportional to 109,794.16, 151,516.48 and 59,493.20

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Solution

The fourth proportional to 109,794.16, 151,516.48 and 59,493.20 is: 82,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,794.16 : 151,516.48 = 59,493.20 : x
  2. Step 2: Convert to fraction form
    109,794.16/151,516.48 = 59,493.20/x
  3. Step 3: Cross multiply
    109,794.16x = 151,516.48 × 59,493.20
  4. Step 4: Simplify right side
    109,794.16x = 9,014,200,247.94
  5. Step 5: Solve for x
    x = 9,014,200,247.94/109,794.16
  6. Step 6: Final answer
    x = 82,100.91

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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.