Home / 39,768.32-59,889.20-34,636.16

Finding the Fourth Proportional to 39,768.32, 59,889.20 and 34,636.16

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Solution

The fourth proportional to 39,768.32, 59,889.20 and 34,636.16 is: 52,160.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,768.32 : 59,889.20 = 34,636.16 : x
  2. Step 2: Convert to fraction form
    39,768.32/59,889.20 = 34,636.16/x
  3. Step 3: Cross multiply
    39,768.32x = 59,889.20 × 34,636.16
  4. Step 4: Simplify right side
    39,768.32x = 2,074,331,913.47
  5. Step 5: Solve for x
    x = 2,074,331,913.47/39,768.32
  6. Step 6: Final answer
    x = 52,160.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.