Home / 563,632.27-845,441.15-137,168.81

Finding the Fourth Proportional to 563,632.27, 845,441.15 and 137,168.81

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Solution

The fourth proportional to 563,632.27, 845,441.15 and 137,168.81 is: 205,751.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,632.27 : 845,441.15 = 137,168.81 : x
  2. Step 2: Convert to fraction form
    563,632.27/845,441.15 = 137,168.81/x
  3. Step 3: Cross multiply
    563,632.27x = 845,441.15 × 137,168.81
  4. Step 4: Simplify right side
    563,632.27x = 115,968,152,243.33
  5. Step 5: Solve for x
    x = 115,968,152,243.33/563,632.27
  6. Step 6: Final answer
    x = 205,751.44

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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.