Home / 119,317.20-164,655.45-65,601.69

Finding the Fourth Proportional to 119,317.20, 164,655.45 and 65,601.69

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Solution

The fourth proportional to 119,317.20, 164,655.45 and 65,601.69 is: 90,529.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,317.20 : 164,655.45 = 65,601.69 : x
  2. Step 2: Convert to fraction form
    119,317.20/164,655.45 = 65,601.69/x
  3. Step 3: Cross multiply
    119,317.20x = 164,655.45 × 65,601.69
  4. Step 4: Simplify right side
    119,317.20x = 10,801,675,787.71
  5. Step 5: Solve for x
    x = 10,801,675,787.71/119,317.20
  6. Step 6: Final answer
    x = 90,529.08

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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.