Home / 253,217.32-349,433.94-140,037.64

Finding the Fourth Proportional to 253,217.32, 349,433.94 and 140,037.64

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Solution

The fourth proportional to 253,217.32, 349,433.94 and 140,037.64 is: 193,248.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,217.32 : 349,433.94 = 140,037.64 : x
  2. Step 2: Convert to fraction form
    253,217.32/349,433.94 = 140,037.64/x
  3. Step 3: Cross multiply
    253,217.32x = 349,433.94 × 140,037.64
  4. Step 4: Simplify right side
    253,217.32x = 48,933,904,293.50
  5. Step 5: Solve for x
    x = 48,933,904,293.50/253,217.32
  6. Step 6: Final answer
    x = 193,248.65

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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.