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Finding the Fourth Proportional to 101,739.40, 151,649.40 and 94,169.63

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Solution

The fourth proportional to 101,739.40, 151,649.40 and 94,169.63 is: 140,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,739.40 : 151,649.40 = 94,169.63 : x
  2. Step 2: Convert to fraction form
    101,739.40/151,649.40 = 94,169.63/x
  3. Step 3: Cross multiply
    101,739.40x = 151,649.40 × 94,169.63
  4. Step 4: Simplify right side
    101,739.40x = 14,280,767,887.72
  5. Step 5: Solve for x
    x = 14,280,767,887.72/101,739.40
  6. Step 6: Final answer
    x = 140,366.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.