Home / 251,533.62-347,118.57-136,813.17

Finding the Fourth Proportional to 251,533.62, 347,118.57 and 136,813.17

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Solution

The fourth proportional to 251,533.62, 347,118.57 and 136,813.17 is: 188,803.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,533.62 : 347,118.57 = 136,813.17 : x
  2. Step 2: Convert to fraction form
    251,533.62/347,118.57 = 136,813.17/x
  3. Step 3: Cross multiply
    251,533.62x = 347,118.57 × 136,813.17
  4. Step 4: Simplify right side
    251,533.62x = 47,490,391,927.57
  5. Step 5: Solve for x
    x = 47,490,391,927.57/251,533.62
  6. Step 6: Final answer
    x = 188,803.36

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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.