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Finding the Fourth Proportional to 108,710.37, 151,024.77 and 107,737.16

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Solution

The fourth proportional to 108,710.37, 151,024.77 and 107,737.16 is: 149,672.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,710.37 : 151,024.77 = 107,737.16 : x
  2. Step 2: Convert to fraction form
    108,710.37/151,024.77 = 107,737.16/x
  3. Step 3: Cross multiply
    108,710.37x = 151,024.77 × 107,737.16
  4. Step 4: Simplify right side
    108,710.37x = 16,270,979,054.33
  5. Step 5: Solve for x
    x = 16,270,979,054.33/108,710.37
  6. Step 6: Final answer
    x = 149,672.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.