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Finding the Fourth Proportional to 63,090.58, 87,062.05 and 36,214.16

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Solution

The fourth proportional to 63,090.58, 87,062.05 and 36,214.16 is: 49,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,090.58 : 87,062.05 = 36,214.16 : x
  2. Step 2: Convert to fraction form
    63,090.58/87,062.05 = 36,214.16/x
  3. Step 3: Cross multiply
    63,090.58x = 87,062.05 × 36,214.16
  4. Step 4: Simplify right side
    63,090.58x = 3,152,879,008.63
  5. Step 5: Solve for x
    x = 3,152,879,008.63/63,090.58
  6. Step 6: Final answer
    x = 49,973.85

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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.