Home / 62,880.18-86,776.29-34,586.61

Finding the Fourth Proportional to 62,880.18, 86,776.29 and 34,586.61

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Solution

The fourth proportional to 62,880.18, 86,776.29 and 34,586.61 is: 47,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,880.18 : 86,776.29 = 34,586.61 : x
  2. Step 2: Convert to fraction form
    62,880.18/86,776.29 = 34,586.61/x
  3. Step 3: Cross multiply
    62,880.18x = 86,776.29 × 34,586.61
  4. Step 4: Simplify right side
    62,880.18x = 3,001,297,699.48
  5. Step 5: Solve for x
    x = 3,001,297,699.48/62,880.18
  6. Step 6: Final answer
    x = 47,730.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.