Home / 68,629.18-94,700.58-38,410.30

Finding the Fourth Proportional to 68,629.18, 94,700.58 and 38,410.30

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Solution

The fourth proportional to 68,629.18, 94,700.58 and 38,410.30 is: 53,001.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,629.18 : 94,700.58 = 38,410.30 : x
  2. Step 2: Convert to fraction form
    68,629.18/94,700.58 = 38,410.30/x
  3. Step 3: Cross multiply
    68,629.18x = 94,700.58 × 38,410.30
  4. Step 4: Simplify right side
    68,629.18x = 3,637,477,687.97
  5. Step 5: Solve for x
    x = 3,637,477,687.97/68,629.18
  6. Step 6: Final answer
    x = 53,001.91

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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.