Home / 181,913.70-272,870.55-166,167.30

Finding the Fourth Proportional to 181,913.70, 272,870.55 and 166,167.30

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Solution

The fourth proportional to 181,913.70, 272,870.55 and 166,167.30 is: 249,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,913.70 : 272,870.55 = 166,167.30 : x
  2. Step 2: Convert to fraction form
    181,913.70/272,870.55 = 166,167.30/x
  3. Step 3: Cross multiply
    181,913.70x = 272,870.55 × 166,167.30
  4. Step 4: Simplify right side
    181,913.70x = 45,342,162,543.02
  5. Step 5: Solve for x
    x = 45,342,162,543.02/181,913.70
  6. Step 6: Final answer
    x = 249,250.95

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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.