Home / 342,094.14-472,069.58-189,123.17

Finding the Fourth Proportional to 342,094.14, 472,069.58 and 189,123.17

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Solution

The fourth proportional to 342,094.14, 472,069.58 and 189,123.17 is: 260,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,094.14 : 472,069.58 = 189,123.17 : x
  2. Step 2: Convert to fraction form
    342,094.14/472,069.58 = 189,123.17/x
  3. Step 3: Cross multiply
    342,094.14x = 472,069.58 × 189,123.17
  4. Step 4: Simplify right side
    342,094.14x = 89,279,292,124.20
  5. Step 5: Solve for x
    x = 89,279,292,124.20/342,094.14
  6. Step 6: Final answer
    x = 260,978.72

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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.