Home / 108,651.94-149,938.33-60,905.22

Finding the Fourth Proportional to 108,651.94, 149,938.33 and 60,905.22

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Solution

The fourth proportional to 108,651.94, 149,938.33 and 60,905.22 is: 84,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,651.94 : 149,938.33 = 60,905.22 : x
  2. Step 2: Convert to fraction form
    108,651.94/149,938.33 = 60,905.22/x
  3. Step 3: Cross multiply
    108,651.94x = 149,938.33 × 60,905.22
  4. Step 4: Simplify right side
    108,651.94x = 9,132,026,975.08
  5. Step 5: Solve for x
    x = 9,132,026,975.08/108,651.94
  6. Step 6: Final answer
    x = 84,048.45

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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.