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Finding the Fourth Proportional to 19,501.53, 26,912.01 and 10,549.01

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Solution

The fourth proportional to 19,501.53, 26,912.01 and 10,549.01 is: 14,557.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501.53 : 26,912.01 = 10,549.01 : x
  2. Step 2: Convert to fraction form
    19,501.53/26,912.01 = 10,549.01/x
  3. Step 3: Cross multiply
    19,501.53x = 26,912.01 × 10,549.01
  4. Step 4: Simplify right side
    19,501.53x = 283,895,062.61
  5. Step 5: Solve for x
    x = 283,895,062.61/19,501.53
  6. Step 6: Final answer
    x = 14,557.58

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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.