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Finding the Fourth Proportional to 40,165.55, 60,264.87 and 17,664.67

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Solution

The fourth proportional to 40,165.55, 60,264.87 and 17,664.67 is: 26,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.55 : 60,264.87 = 17,664.67 : x
  2. Step 2: Convert to fraction form
    40,165.55/60,264.87 = 17,664.67/x
  3. Step 3: Cross multiply
    40,165.55x = 60,264.87 × 17,664.67
  4. Step 4: Simplify right side
    40,165.55x = 1,064,559,041.14
  5. Step 5: Solve for x
    x = 1,064,559,041.14/40,165.55
  6. Step 6: Final answer
    x = 26,504.28

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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.