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Finding the Fourth Proportional to 27,463.68, 37,899.54 and 14,888.16

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Solution

The fourth proportional to 27,463.68, 37,899.54 and 14,888.16 is: 20,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,463.68 : 37,899.54 = 14,888.16 : x
  2. Step 2: Convert to fraction form
    27,463.68/37,899.54 = 14,888.16/x
  3. Step 3: Cross multiply
    27,463.68x = 37,899.54 × 14,888.16
  4. Step 4: Simplify right side
    27,463.68x = 564,254,415.45
  5. Step 5: Solve for x
    x = 564,254,415.45/27,463.68
  6. Step 6: Final answer
    x = 20,545.48

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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.