Home / 62,420.67-93,612.47-18,047.79

Finding the Fourth Proportional to 62,420.67, 93,612.47 and 18,047.79

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Solution

The fourth proportional to 62,420.67, 93,612.47 and 18,047.79 is: 27,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,420.67 : 93,612.47 = 18,047.79 : x
  2. Step 2: Convert to fraction form
    62,420.67/93,612.47 = 18,047.79/x
  3. Step 3: Cross multiply
    62,420.67x = 93,612.47 × 18,047.79
  4. Step 4: Simplify right side
    62,420.67x = 1,689,498,109.70
  5. Step 5: Solve for x
    x = 1,689,498,109.70/62,420.67
  6. Step 6: Final answer
    x = 27,066.32

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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.