Home / 291,929.81-437,892.06-92,250.18

Finding the Fourth Proportional to 291,929.81, 437,892.06 and 92,250.18

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Solution

The fourth proportional to 291,929.81, 437,892.06 and 92,250.18 is: 138,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,929.81 : 437,892.06 = 92,250.18 : x
  2. Step 2: Convert to fraction form
    291,929.81/437,892.06 = 92,250.18/x
  3. Step 3: Cross multiply
    291,929.81x = 437,892.06 × 92,250.18
  4. Step 4: Simplify right side
    291,929.81x = 40,395,621,355.57
  5. Step 5: Solve for x
    x = 40,395,621,355.57/291,929.81
  6. Step 6: Final answer
    x = 138,374.43

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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.