Home / 155,124.36-232,774.34-66,369.96

Finding the Fourth Proportional to 155,124.36, 232,774.34 and 66,369.96

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Solution

The fourth proportional to 155,124.36, 232,774.34 and 66,369.96 is: 99,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,124.36 : 232,774.34 = 66,369.96 : x
  2. Step 2: Convert to fraction form
    155,124.36/232,774.34 = 66,369.96/x
  3. Step 3: Cross multiply
    155,124.36x = 232,774.34 × 66,369.96
  4. Step 4: Simplify right side
    155,124.36x = 15,449,223,634.83
  5. Step 5: Solve for x
    x = 15,449,223,634.83/155,124.36
  6. Step 6: Final answer
    x = 99,592.51

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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.