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Finding the Fourth Proportional to 38,756.53, 53,484.00 and 22,634.99

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Solution

The fourth proportional to 38,756.53, 53,484.00 and 22,634.99 is: 31,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,756.53 : 53,484.00 = 22,634.99 : x
  2. Step 2: Convert to fraction form
    38,756.53/53,484.00 = 22,634.99/x
  3. Step 3: Cross multiply
    38,756.53x = 53,484.00 × 22,634.99
  4. Step 4: Simplify right side
    38,756.53x = 1,210,609,954.27
  5. Step 5: Solve for x
    x = 1,210,609,954.27/38,756.53
  6. Step 6: Final answer
    x = 31,236.29

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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.