Home / 156,826.32-235,240.69-38,498.68

Finding the Fourth Proportional to 156,826.32, 235,240.69 and 38,498.68

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Solution

The fourth proportional to 156,826.32, 235,240.69 and 38,498.68 is: 57,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,826.32 : 235,240.69 = 38,498.68 : x
  2. Step 2: Convert to fraction form
    156,826.32/235,240.69 = 38,498.68/x
  3. Step 3: Cross multiply
    156,826.32x = 235,240.69 × 38,498.68
  4. Step 4: Simplify right side
    156,826.32x = 9,056,456,047.29
  5. Step 5: Solve for x
    x = 9,056,456,047.29/156,826.32
  6. Step 6: Final answer
    x = 57,748.32

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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.