Home / 253,583.16-349,964.46-140,416.44

Finding the Fourth Proportional to 253,583.16, 349,964.46 and 140,416.44

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Solution

The fourth proportional to 253,583.16, 349,964.46 and 140,416.44 is: 193,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,583.16 : 349,964.46 = 140,416.44 : x
  2. Step 2: Convert to fraction form
    253,583.16/349,964.46 = 140,416.44/x
  3. Step 3: Cross multiply
    253,583.16x = 349,964.46 × 140,416.44
  4. Step 4: Simplify right side
    253,583.16x = 49,140,763,599.72
  5. Step 5: Solve for x
    x = 49,140,763,599.72/253,583.16
  6. Step 6: Final answer
    x = 193,785.60

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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.