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Finding the Fourth Proportional to 52,523.84, 72,482.65 and 28,650.31

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Solution

The fourth proportional to 52,523.84, 72,482.65 and 28,650.31 is: 39,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,523.84 : 72,482.65 = 28,650.31 : x
  2. Step 2: Convert to fraction form
    52,523.84/72,482.65 = 28,650.31/x
  3. Step 3: Cross multiply
    52,523.84x = 72,482.65 × 28,650.31
  4. Step 4: Simplify right side
    52,523.84x = 2,076,650,139.29
  5. Step 5: Solve for x
    x = 2,076,650,139.29/52,523.84
  6. Step 6: Final answer
    x = 39,537.29

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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.