Home / 60,882.34-91,323.75-18,762.10

Finding the Fourth Proportional to 60,882.34, 91,323.75 and 18,762.10

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Solution

The fourth proportional to 60,882.34, 91,323.75 and 18,762.10 is: 28,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,882.34 : 91,323.75 = 18,762.10 : x
  2. Step 2: Convert to fraction form
    60,882.34/91,323.75 = 18,762.10/x
  3. Step 3: Cross multiply
    60,882.34x = 91,323.75 × 18,762.10
  4. Step 4: Simplify right side
    60,882.34x = 1,713,425,329.88
  5. Step 5: Solve for x
    x = 1,713,425,329.88/60,882.34
  6. Step 6: Final answer
    x = 28,143.22

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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.