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Finding the Fourth Proportional to 60,579.99, 90,862.77 and 16,210.17

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Solution

The fourth proportional to 60,579.99, 90,862.77 and 16,210.17 is: 24,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,579.99 : 90,862.77 = 16,210.17 : x
  2. Step 2: Convert to fraction form
    60,579.99/90,862.77 = 16,210.17/x
  3. Step 3: Cross multiply
    60,579.99x = 90,862.77 × 16,210.17
  4. Step 4: Simplify right side
    60,579.99x = 1,472,900,948.37
  5. Step 5: Solve for x
    x = 1,472,900,948.37/60,579.99
  6. Step 6: Final answer
    x = 24,313.32

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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.