Home / 181,681.56-272,565.96-57,022.56

Finding the Fourth Proportional to 181,681.56, 272,565.96 and 57,022.56

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Solution

The fourth proportional to 181,681.56, 272,565.96 and 57,022.56 is: 85,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,681.56 : 272,565.96 = 57,022.56 : x
  2. Step 2: Convert to fraction form
    181,681.56/272,565.96 = 57,022.56/x
  3. Step 3: Cross multiply
    181,681.56x = 272,565.96 × 57,022.56
  4. Step 4: Simplify right side
    181,681.56x = 15,542,408,808.06
  5. Step 5: Solve for x
    x = 15,542,408,808.06/181,681.56
  6. Step 6: Final answer
    x = 85,547.53

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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.