Home / 164,515.80-227,032.41-89,064.30

Finding the Fourth Proportional to 164,515.80, 227,032.41 and 89,064.30

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Solution

The fourth proportional to 164,515.80, 227,032.41 and 89,064.30 is: 122,909.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,515.80 : 227,032.41 = 89,064.30 : x
  2. Step 2: Convert to fraction form
    164,515.80/227,032.41 = 89,064.30/x
  3. Step 3: Cross multiply
    164,515.80x = 227,032.41 × 89,064.30
  4. Step 4: Simplify right side
    164,515.80x = 20,220,482,673.96
  5. Step 5: Solve for x
    x = 20,220,482,673.96/164,515.80
  6. Step 6: Final answer
    x = 122,909.06

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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.