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Finding the Fourth Proportional to 36,510.60, 50,384.52 and 20,595

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Solution

The fourth proportional to 36,510.60, 50,384.52 and 20,595 is: 28,421.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510.60 : 50,384.52 = 20,595 : x
  2. Step 2: Convert to fraction form
    36,510.60/50,384.52 = 20,595/x
  3. Step 3: Cross multiply
    36,510.60x = 50,384.52 × 20,595
  4. Step 4: Simplify right side
    36,510.60x = 1,037,669,189.40
  5. Step 5: Solve for x
    x = 1,037,669,189.40/36,510.60
  6. Step 6: Final answer
    x = 28,421.04

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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.