Home / 156,736.82-235,133.48-57,036.96

Finding the Fourth Proportional to 156,736.82, 235,133.48 and 57,036.96

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Solution

The fourth proportional to 156,736.82, 235,133.48 and 57,036.96 is: 85,565.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,736.82 : 235,133.48 = 57,036.96 : x
  2. Step 2: Convert to fraction form
    156,736.82/235,133.48 = 57,036.96/x
  3. Step 3: Cross multiply
    156,736.82x = 235,133.48 × 57,036.96
  4. Step 4: Simplify right side
    156,736.82x = 13,411,299,036.01
  5. Step 5: Solve for x
    x = 13,411,299,036.01/156,736.82
  6. Step 6: Final answer
    x = 85,565.72

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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.