Home / 181,503.02-272,088.48-76,329.38

Finding the Fourth Proportional to 181,503.02, 272,088.48 and 76,329.38

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Solution

The fourth proportional to 181,503.02, 272,088.48 and 76,329.38 is: 114,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,503.02 : 272,088.48 = 76,329.38 : x
  2. Step 2: Convert to fraction form
    181,503.02/272,088.48 = 76,329.38/x
  3. Step 3: Cross multiply
    181,503.02x = 272,088.48 × 76,329.38
  4. Step 4: Simplify right side
    181,503.02x = 20,768,344,983.54
  5. Step 5: Solve for x
    x = 20,768,344,983.54/181,503.02
  6. Step 6: Final answer
    x = 114,424.24

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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.