Home / 251,932.64-347,834.32-156,581.60

Finding the Fourth Proportional to 251,932.64, 347,834.32 and 156,581.60

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Solution

The fourth proportional to 251,932.64, 347,834.32 and 156,581.60 is: 216,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,932.64 : 347,834.32 = 156,581.60 : x
  2. Step 2: Convert to fraction form
    251,932.64/347,834.32 = 156,581.60/x
  3. Step 3: Cross multiply
    251,932.64x = 347,834.32 × 156,581.60
  4. Step 4: Simplify right side
    251,932.64x = 54,464,454,360.51
  5. Step 5: Solve for x
    x = 54,464,454,360.51/251,932.64
  6. Step 6: Final answer
    x = 216,186.57

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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.