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Finding the Fourth Proportional to 214,178.58, 295,568.19 and 118,686.87

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Solution

The fourth proportional to 214,178.58, 295,568.19 and 118,686.87 is: 163,788.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,178.58 : 295,568.19 = 118,686.87 : x
  2. Step 2: Convert to fraction form
    214,178.58/295,568.19 = 118,686.87/x
  3. Step 3: Cross multiply
    214,178.58x = 295,568.19 × 118,686.87
  4. Step 4: Simplify right side
    214,178.58x = 35,080,063,342.67
  5. Step 5: Solve for x
    x = 35,080,063,342.67/214,178.58
  6. Step 6: Final answer
    x = 163,788.85

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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.