Home / 108,984.26-150,399.63-65,963.22

Finding the Fourth Proportional to 108,984.26, 150,399.63 and 65,963.22

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Solution

The fourth proportional to 108,984.26, 150,399.63 and 65,963.22 is: 91,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,984.26 : 150,399.63 = 65,963.22 : x
  2. Step 2: Convert to fraction form
    108,984.26/150,399.63 = 65,963.22/x
  3. Step 3: Cross multiply
    108,984.26x = 150,399.63 × 65,963.22
  4. Step 4: Simplify right side
    108,984.26x = 9,920,843,881.61
  5. Step 5: Solve for x
    x = 9,920,843,881.61/108,984.26
  6. Step 6: Final answer
    x = 91,030.07

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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.