Home / 181,428.40-272,077.80-63,103.60

Finding the Fourth Proportional to 181,428.40, 272,077.80 and 63,103.60

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Solution

The fourth proportional to 181,428.40, 272,077.80 and 63,103.60 is: 94,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,428.40 : 272,077.80 = 63,103.60 : x
  2. Step 2: Convert to fraction form
    181,428.40/272,077.80 = 63,103.60/x
  3. Step 3: Cross multiply
    181,428.40x = 272,077.80 × 63,103.60
  4. Step 4: Simplify right side
    181,428.40x = 17,169,088,660.08
  5. Step 5: Solve for x
    x = 17,169,088,660.08/181,428.40
  6. Step 6: Final answer
    x = 94,632.86

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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.