Home / 119,327.50-164,667.73-65,612.14

Finding the Fourth Proportional to 119,327.50, 164,667.73 and 65,612.14

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Solution

The fourth proportional to 119,327.50, 164,667.73 and 65,612.14 is: 90,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,327.50 : 164,667.73 = 65,612.14 : x
  2. Step 2: Convert to fraction form
    119,327.50/164,667.73 = 65,612.14/x
  3. Step 3: Cross multiply
    119,327.50x = 164,667.73 × 65,612.14
  4. Step 4: Simplify right side
    119,327.50x = 10,804,202,154.24
  5. Step 5: Solve for x
    x = 10,804,202,154.24/119,327.50
  6. Step 6: Final answer
    x = 90,542.43

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1.5x scale

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.