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Finding the Fourth Proportional to 27,180.63, 37,509.63 and 16,424.01

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Solution

The fourth proportional to 27,180.63, 37,509.63 and 16,424.01 is: 22,665.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,180.63 : 37,509.63 = 16,424.01 : x
  2. Step 2: Convert to fraction form
    27,180.63/37,509.63 = 16,424.01/x
  3. Step 3: Cross multiply
    27,180.63x = 37,509.63 × 16,424.01
  4. Step 4: Simplify right side
    27,180.63x = 616,058,538.22
  5. Step 5: Solve for x
    x = 616,058,538.22/27,180.63
  6. Step 6: Final answer
    x = 22,665.35

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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.