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Finding the Fourth Proportional to 27,503.99, 37,957.95 and 16,167.80

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Solution

The fourth proportional to 27,503.99, 37,957.95 and 16,167.80 is: 22,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503.99 : 37,957.95 = 16,167.80 : x
  2. Step 2: Convert to fraction form
    27,503.99/37,957.95 = 16,167.80/x
  3. Step 3: Cross multiply
    27,503.99x = 37,957.95 × 16,167.80
  4. Step 4: Simplify right side
    27,503.99x = 613,696,638.90
  5. Step 5: Solve for x
    x = 613,696,638.90/27,503.99
  6. Step 6: Final answer
    x = 22,313.01

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1.5x scale

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.