Home / 119,975.63-165,566.37-69,677.87

Finding the Fourth Proportional to 119,975.63, 165,566.37 and 69,677.87

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Solution

The fourth proportional to 119,975.63, 165,566.37 and 69,677.87 is: 96,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,975.63 : 165,566.37 = 69,677.87 : x
  2. Step 2: Convert to fraction form
    119,975.63/165,566.37 = 69,677.87/x
  3. Step 3: Cross multiply
    119,975.63x = 165,566.37 × 69,677.87
  4. Step 4: Simplify right side
    119,975.63x = 11,536,311,177.40
  5. Step 5: Solve for x
    x = 11,536,311,177.40/119,975.63
  6. Step 6: Final answer
    x = 96,155.46

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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.