Home / 181,657.18-272,454.33-55,266.81

Finding the Fourth Proportional to 181,657.18, 272,454.33 and 55,266.81

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Solution

The fourth proportional to 181,657.18, 272,454.33 and 55,266.81 is: 82,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,657.18 : 272,454.33 = 55,266.81 : x
  2. Step 2: Convert to fraction form
    181,657.18/272,454.33 = 55,266.81/x
  3. Step 3: Cross multiply
    181,657.18x = 272,454.33 × 55,266.81
  4. Step 4: Simplify right side
    181,657.18x = 15,057,680,875.33
  5. Step 5: Solve for x
    x = 15,057,680,875.33/181,657.18
  6. Step 6: Final answer
    x = 82,890.64

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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.