Home / 181,400.18-272,100.80-55,041.46

Finding the Fourth Proportional to 181,400.18, 272,100.80 and 55,041.46

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Solution

The fourth proportional to 181,400.18, 272,100.80 and 55,041.46 is: 82,562.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,400.18 : 272,100.80 = 55,041.46 : x
  2. Step 2: Convert to fraction form
    181,400.18/272,100.80 = 55,041.46/x
  3. Step 3: Cross multiply
    181,400.18x = 272,100.80 × 55,041.46
  4. Step 4: Simplify right side
    181,400.18x = 14,976,824,756.52
  5. Step 5: Solve for x
    x = 14,976,824,756.52/181,400.18
  6. Step 6: Final answer
    x = 82,562.35

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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.