Home / 159,039.20-238,558.65-40,710.35

Finding the Fourth Proportional to 159,039.20, 238,558.65 and 40,710.35

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Solution

The fourth proportional to 159,039.20, 238,558.65 and 40,710.35 is: 61,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,039.20 : 238,558.65 = 40,710.35 : x
  2. Step 2: Convert to fraction form
    159,039.20/238,558.65 = 40,710.35/x
  3. Step 3: Cross multiply
    159,039.20x = 238,558.65 × 40,710.35
  4. Step 4: Simplify right side
    159,039.20x = 9,711,804,944.23
  5. Step 5: Solve for x
    x = 9,711,804,944.23/159,039.20
  6. Step 6: Final answer
    x = 61,065.48

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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.