Home / 49,726.02-68,630.43-31,820.16

Finding the Fourth Proportional to 49,726.02, 68,630.43 and 31,820.16

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Solution

The fourth proportional to 49,726.02, 68,630.43 and 31,820.16 is: 43,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,726.02 : 68,630.43 = 31,820.16 : x
  2. Step 2: Convert to fraction form
    49,726.02/68,630.43 = 31,820.16/x
  3. Step 3: Cross multiply
    49,726.02x = 68,630.43 × 31,820.16
  4. Step 4: Simplify right side
    49,726.02x = 2,183,831,263.47
  5. Step 5: Solve for x
    x = 2,183,831,263.47/49,726.02
  6. Step 6: Final answer
    x = 43,917.27

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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.