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Finding the Fourth Proportional to 40,602.68, 60,899.85 and 11,023.50

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Solution

The fourth proportional to 40,602.68, 60,899.85 and 11,023.50 is: 16,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,602.68 : 60,899.85 = 11,023.50 : x
  2. Step 2: Convert to fraction form
    40,602.68/60,899.85 = 11,023.50/x
  3. Step 3: Cross multiply
    40,602.68x = 60,899.85 × 11,023.50
  4. Step 4: Simplify right side
    40,602.68x = 671,329,496.48
  5. Step 5: Solve for x
    x = 671,329,496.48/40,602.68
  6. Step 6: Final answer
    x = 16,534.12

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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.