Home / 291,566.04-437,374.10-81,203.96

Finding the Fourth Proportional to 291,566.04, 437,374.10 and 81,203.96

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Solution

The fourth proportional to 291,566.04, 437,374.10 and 81,203.96 is: 121,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,566.04 : 437,374.10 = 81,203.96 : x
  2. Step 2: Convert to fraction form
    291,566.04/437,374.10 = 81,203.96/x
  3. Step 3: Cross multiply
    291,566.04x = 437,374.10 × 81,203.96
  4. Step 4: Simplify right side
    291,566.04x = 35,516,508,921.44
  5. Step 5: Solve for x
    x = 35,516,508,921.44/291,566.04
  6. Step 6: Final answer
    x = 121,812.91

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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.