Home / 155,204.94-232,612.64-66,354.02

Finding the Fourth Proportional to 155,204.94, 232,612.64 and 66,354.02

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Solution

The fourth proportional to 155,204.94, 232,612.64 and 66,354.02 is: 99,447.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,204.94 : 232,612.64 = 66,354.02 : x
  2. Step 2: Convert to fraction form
    155,204.94/232,612.64 = 66,354.02/x
  3. Step 3: Cross multiply
    155,204.94x = 232,612.64 × 66,354.02
  4. Step 4: Simplify right side
    155,204.94x = 15,434,782,271.98
  5. Step 5: Solve for x
    x = 15,434,782,271.98/155,204.94
  6. Step 6: Final answer
    x = 99,447.75

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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.