Home / 251,718.60-377,577.45-74,350.17

Finding the Fourth Proportional to 251,718.60, 377,577.45 and 74,350.17

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Solution

The fourth proportional to 251,718.60, 377,577.45 and 74,350.17 is: 111,525.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,718.60 : 377,577.45 = 74,350.17 : x
  2. Step 2: Convert to fraction form
    251,718.60/377,577.45 = 74,350.17/x
  3. Step 3: Cross multiply
    251,718.60x = 377,577.45 × 74,350.17
  4. Step 4: Simplify right side
    251,718.60x = 28,072,947,595.67
  5. Step 5: Solve for x
    x = 28,072,947,595.67/251,718.60
  6. Step 6: Final answer
    x = 111,525.12

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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.