Home / 39,786.32-59,916.38-34,654.16

Finding the Fourth Proportional to 39,786.32, 59,916.38 and 34,654.16

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Solution

The fourth proportional to 39,786.32, 59,916.38 and 34,654.16 is: 52,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,786.32 : 59,916.38 = 34,654.16 : x
  2. Step 2: Convert to fraction form
    39,786.32/59,916.38 = 34,654.16/x
  3. Step 3: Cross multiply
    39,786.32x = 59,916.38 × 34,654.16
  4. Step 4: Simplify right side
    39,786.32x = 2,076,351,819.14
  5. Step 5: Solve for x
    x = 2,076,351,819.14/39,786.32
  6. Step 6: Final answer
    x = 52,187.58

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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.