Home / 164,516.20-227,032.44-89,064.72

Finding the Fourth Proportional to 164,516.20, 227,032.44 and 89,064.72

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Solution

The fourth proportional to 164,516.20, 227,032.44 and 89,064.72 is: 122,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,516.20 : 227,032.44 = 89,064.72 : x
  2. Step 2: Convert to fraction form
    164,516.20/227,032.44 = 89,064.72/x
  3. Step 3: Cross multiply
    164,516.20x = 227,032.44 × 89,064.72
  4. Step 4: Simplify right side
    164,516.20x = 20,220,580,699.52
  5. Step 5: Solve for x
    x = 20,220,580,699.52/164,516.20
  6. Step 6: Final answer
    x = 122,909.36

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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.