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Finding the Fourth Proportional to 52,495.94, 72,445.92 and 28,623.08

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Solution

The fourth proportional to 52,495.94, 72,445.92 and 28,623.08 is: 39,500.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,495.94 : 72,445.92 = 28,623.08 : x
  2. Step 2: Convert to fraction form
    52,495.94/72,445.92 = 28,623.08/x
  3. Step 3: Cross multiply
    52,495.94x = 72,445.92 × 28,623.08
  4. Step 4: Simplify right side
    52,495.94x = 2,073,625,363.83
  5. Step 5: Solve for x
    x = 2,073,625,363.83/52,495.94
  6. Step 6: Final answer
    x = 39,500.68

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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.