Home / 292,022.20-437,960.40-112,068.55

Finding the Fourth Proportional to 292,022.20, 437,960.40 and 112,068.55

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Solution

The fourth proportional to 292,022.20, 437,960.40 and 112,068.55 is: 168,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,022.20 : 437,960.40 = 112,068.55 : x
  2. Step 2: Convert to fraction form
    292,022.20/437,960.40 = 112,068.55/x
  3. Step 3: Cross multiply
    292,022.20x = 437,960.40 × 112,068.55
  4. Step 4: Simplify right side
    292,022.20x = 49,081,586,985.42
  5. Step 5: Solve for x
    x = 49,081,586,985.42/292,022.20
  6. Step 6: Final answer
    x = 168,074.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.