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Finding the Fourth Proportional to 52,482.58, 72,423.34 and 29,818.58

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Solution

The fourth proportional to 52,482.58, 72,423.34 and 29,818.58 is: 41,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,482.58 : 72,423.34 = 29,818.58 : x
  2. Step 2: Convert to fraction form
    52,482.58/72,423.34 = 29,818.58/x
  3. Step 3: Cross multiply
    52,482.58x = 72,423.34 × 29,818.58
  4. Step 4: Simplify right side
    52,482.58x = 2,159,560,720.99
  5. Step 5: Solve for x
    x = 2,159,560,720.99/52,482.58
  6. Step 6: Final answer
    x = 41,148.15

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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.