Home / 110,025.14-151,901.72-103,239.96

Finding the Fourth Proportional to 110,025.14, 151,901.72 and 103,239.96

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Solution

The fourth proportional to 110,025.14, 151,901.72 and 103,239.96 is: 142,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,025.14 : 151,901.72 = 103,239.96 : x
  2. Step 2: Convert to fraction form
    110,025.14/151,901.72 = 103,239.96/x
  3. Step 3: Cross multiply
    110,025.14x = 151,901.72 × 103,239.96
  4. Step 4: Simplify right side
    110,025.14x = 15,682,326,980.53
  5. Step 5: Solve for x
    x = 15,682,326,980.53/110,025.14
  6. Step 6: Final answer
    x = 142,534.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.