Home / 62,270.16-93,421.56-20,717.52

Finding the Fourth Proportional to 62,270.16, 93,421.56 and 20,717.52

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Solution

The fourth proportional to 62,270.16, 93,421.56 and 20,717.52 is: 31,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,270.16 : 93,421.56 = 20,717.52 : x
  2. Step 2: Convert to fraction form
    62,270.16/93,421.56 = 20,717.52/x
  3. Step 3: Cross multiply
    62,270.16x = 93,421.56 × 20,717.52
  4. Step 4: Simplify right side
    62,270.16x = 1,935,463,037.73
  5. Step 5: Solve for x
    x = 1,935,463,037.73/62,270.16
  6. Step 6: Final answer
    x = 31,081.71

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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.