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Finding the Fourth Proportional to 60,256.73, 90,384.63 and 18,136.63

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Solution

The fourth proportional to 60,256.73, 90,384.63 and 18,136.63 is: 27,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,256.73 : 90,384.63 = 18,136.63 : x
  2. Step 2: Convert to fraction form
    60,256.73/90,384.63 = 18,136.63/x
  3. Step 3: Cross multiply
    60,256.73x = 90,384.63 × 18,136.63
  4. Step 4: Simplify right side
    60,256.73x = 1,639,272,592.00
  5. Step 5: Solve for x
    x = 1,639,272,592.00/60,256.73
  6. Step 6: Final answer
    x = 27,204.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.