Home / 82,740.40-124,001.53-32,793.27

Finding the Fourth Proportional to 82,740.40, 124,001.53 and 32,793.27

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Solution

The fourth proportional to 82,740.40, 124,001.53 and 32,793.27 is: 49,146.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,740.40 : 124,001.53 = 32,793.27 : x
  2. Step 2: Convert to fraction form
    82,740.40/124,001.53 = 32,793.27/x
  3. Step 3: Cross multiply
    82,740.40x = 124,001.53 × 32,793.27
  4. Step 4: Simplify right side
    82,740.40x = 4,066,415,988.68
  5. Step 5: Solve for x
    x = 4,066,415,988.68/82,740.40
  6. Step 6: Final answer
    x = 49,146.68

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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.