Home / 58,002.21-86,984.78-18,549.95

Finding the Fourth Proportional to 58,002.21, 86,984.78 and 18,549.95

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Solution

The fourth proportional to 58,002.21, 86,984.78 and 18,549.95 is: 27,818.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,002.21 : 86,984.78 = 18,549.95 : x
  2. Step 2: Convert to fraction form
    58,002.21/86,984.78 = 18,549.95/x
  3. Step 3: Cross multiply
    58,002.21x = 86,984.78 × 18,549.95
  4. Step 4: Simplify right side
    58,002.21x = 1,613,562,792.09
  5. Step 5: Solve for x
    x = 1,613,562,792.09/58,002.21
  6. Step 6: Final answer
    x = 27,818.99

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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.