Home / 156,187.05-234,278.49-37,859.40

Finding the Fourth Proportional to 156,187.05, 234,278.49 and 37,859.40

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Solution

The fourth proportional to 156,187.05, 234,278.49 and 37,859.40 is: 56,788.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,187.05 : 234,278.49 = 37,859.40 : x
  2. Step 2: Convert to fraction form
    156,187.05/234,278.49 = 37,859.40/x
  3. Step 3: Cross multiply
    156,187.05x = 234,278.49 × 37,859.40
  4. Step 4: Simplify right side
    156,187.05x = 8,869,643,064.31
  5. Step 5: Solve for x
    x = 8,869,643,064.31/156,187.05
  6. Step 6: Final answer
    x = 56,788.59

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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.