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Finding the Fourth Proportional to 36,502.68, 50,373.69 and 20,587.10

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Solution

The fourth proportional to 36,502.68, 50,373.69 and 20,587.10 is: 28,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,502.68 : 50,373.69 = 20,587.10 : x
  2. Step 2: Convert to fraction form
    36,502.68/50,373.69 = 20,587.10/x
  3. Step 3: Cross multiply
    36,502.68x = 50,373.69 × 20,587.10
  4. Step 4: Simplify right side
    36,502.68x = 1,037,047,941.53
  5. Step 5: Solve for x
    x = 1,037,047,941.53/36,502.68
  6. Step 6: Final answer
    x = 28,410.19

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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.