Home / 151,105.77-226,707.93-72,226.13

Finding the Fourth Proportional to 151,105.77, 226,707.93 and 72,226.13

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Solution

The fourth proportional to 151,105.77, 226,707.93 and 72,226.13 is: 108,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,105.77 : 226,707.93 = 72,226.13 : x
  2. Step 2: Convert to fraction form
    151,105.77/226,707.93 = 72,226.13/x
  3. Step 3: Cross multiply
    151,105.77x = 226,707.93 × 72,226.13
  4. Step 4: Simplify right side
    151,105.77x = 16,374,235,290.67
  5. Step 5: Solve for x
    x = 16,374,235,290.67/151,105.77
  6. Step 6: Final answer
    x = 108,362.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.