Home / 181,460.11-272,172.56-55,101.45

Finding the Fourth Proportional to 181,460.11, 272,172.56 and 55,101.45

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Solution

The fourth proportional to 181,460.11, 272,172.56 and 55,101.45 is: 82,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,460.11 : 272,172.56 = 55,101.45 : x
  2. Step 2: Convert to fraction form
    181,460.11/272,172.56 = 55,101.45/x
  3. Step 3: Cross multiply
    181,460.11x = 272,172.56 × 55,101.45
  4. Step 4: Simplify right side
    181,460.11x = 14,997,101,345.35
  5. Step 5: Solve for x
    x = 14,997,101,345.35/181,460.11
  6. Step 6: Final answer
    x = 82,646.82

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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.