Home / 156,619.16-234,926.64-38,291.52

Finding the Fourth Proportional to 156,619.16, 234,926.64 and 38,291.52

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Solution

The fourth proportional to 156,619.16, 234,926.64 and 38,291.52 is: 57,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,619.16 : 234,926.64 = 38,291.52 : x
  2. Step 2: Convert to fraction form
    156,619.16/234,926.64 = 38,291.52/x
  3. Step 3: Cross multiply
    156,619.16x = 234,926.64 × 38,291.52
  4. Step 4: Simplify right side
    156,619.16x = 8,995,698,134.09
  5. Step 5: Solve for x
    x = 8,995,698,134.09/156,619.16
  6. Step 6: Final answer
    x = 57,436.77

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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.