Home / 158,971.10-238,235.19-119,482.17

Finding the Fourth Proportional to 158,971.10, 238,235.19 and 119,482.17

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Solution

The fourth proportional to 158,971.10, 238,235.19 and 119,482.17 is: 179,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,971.10 : 238,235.19 = 119,482.17 : x
  2. Step 2: Convert to fraction form
    158,971.10/238,235.19 = 119,482.17/x
  3. Step 3: Cross multiply
    158,971.10x = 238,235.19 × 119,482.17
  4. Step 4: Simplify right side
    158,971.10x = 28,464,857,471.56
  5. Step 5: Solve for x
    x = 28,464,857,471.56/158,971.10
  6. Step 6: Final answer
    x = 179,056.81

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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.