Home / 108,937.23-150,347.40-61,190.56

Finding the Fourth Proportional to 108,937.23, 150,347.40 and 61,190.56

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Solution

The fourth proportional to 108,937.23, 150,347.40 and 61,190.56 is: 84,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,937.23 : 150,347.40 = 61,190.56 : x
  2. Step 2: Convert to fraction form
    108,937.23/150,347.40 = 61,190.56/x
  3. Step 3: Cross multiply
    108,937.23x = 150,347.40 × 61,190.56
  4. Step 4: Simplify right side
    108,937.23x = 9,199,841,600.54
  5. Step 5: Solve for x
    x = 9,199,841,600.54/108,937.23
  6. Step 6: Final answer
    x = 84,450.85

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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.