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Finding the Fourth Proportional to 52,203.41, 72,039.68 and 29,541.98

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Solution

The fourth proportional to 52,203.41, 72,039.68 and 29,541.98 is: 40,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,203.41 : 72,039.68 = 29,541.98 : x
  2. Step 2: Convert to fraction form
    52,203.41/72,039.68 = 29,541.98/x
  3. Step 3: Cross multiply
    52,203.41x = 72,039.68 × 29,541.98
  4. Step 4: Simplify right side
    52,203.41x = 2,128,194,277.86
  5. Step 5: Solve for x
    x = 2,128,194,277.86/52,203.41
  6. Step 6: Final answer
    x = 40,767.35

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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.