Home / 119,167.14-178,750.40-74,825.03

Finding the Fourth Proportional to 119,167.14, 178,750.40 and 74,825.03

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Solution

The fourth proportional to 119,167.14, 178,750.40 and 74,825.03 is: 112,237.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,167.14 : 178,750.40 = 74,825.03 : x
  2. Step 2: Convert to fraction form
    119,167.14/178,750.40 = 74,825.03/x
  3. Step 3: Cross multiply
    119,167.14x = 178,750.40 × 74,825.03
  4. Step 4: Simplify right side
    119,167.14x = 13,375,004,042.51
  5. Step 5: Solve for x
    x = 13,375,004,042.51/119,167.14
  6. Step 6: Final answer
    x = 112,237.35

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1.5x scale

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.