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Finding the Fourth Proportional to 53,492.47, 73,820.72 and 29,294.44

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Solution

The fourth proportional to 53,492.47, 73,820.72 and 29,294.44 is: 40,426.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,492.47 : 73,820.72 = 29,294.44 : x
  2. Step 2: Convert to fraction form
    53,492.47/73,820.72 = 29,294.44/x
  3. Step 3: Cross multiply
    53,492.47x = 73,820.72 × 29,294.44
  4. Step 4: Simplify right side
    53,492.47x = 2,162,536,652.80
  5. Step 5: Solve for x
    x = 2,162,536,652.80/53,492.47
  6. Step 6: Final answer
    x = 40,426.94

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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.