Home / 115,253.84-172,880.79-36,374.24

Finding the Fourth Proportional to 115,253.84, 172,880.79 and 36,374.24

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Solution

The fourth proportional to 115,253.84, 172,880.79 and 36,374.24 is: 54,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,253.84 : 172,880.79 = 36,374.24 : x
  2. Step 2: Convert to fraction form
    115,253.84/172,880.79 = 36,374.24/x
  3. Step 3: Cross multiply
    115,253.84x = 172,880.79 × 36,374.24
  4. Step 4: Simplify right side
    115,253.84x = 6,288,407,346.85
  5. Step 5: Solve for x
    x = 6,288,407,346.85/115,253.84
  6. Step 6: Final answer
    x = 54,561.37

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1.5x scale

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.