Home / 251,617.24-347,099.43-149,570.11

Finding the Fourth Proportional to 251,617.24, 347,099.43 and 149,570.11

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Solution

The fourth proportional to 251,617.24, 347,099.43 and 149,570.11 is: 206,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,617.24 : 347,099.43 = 149,570.11 : x
  2. Step 2: Convert to fraction form
    251,617.24/347,099.43 = 149,570.11/x
  3. Step 3: Cross multiply
    251,617.24x = 347,099.43 × 149,570.11
  4. Step 4: Simplify right side
    251,617.24x = 51,915,700,079.47
  5. Step 5: Solve for x
    x = 51,915,700,079.47/251,617.24
  6. Step 6: Final answer
    x = 206,328.08

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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.