Home / 164,953.30-227,638.20-89,501.80

Finding the Fourth Proportional to 164,953.30, 227,638.20 and 89,501.80

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Solution

The fourth proportional to 164,953.30, 227,638.20 and 89,501.80 is: 123,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,953.30 : 227,638.20 = 89,501.80 : x
  2. Step 2: Convert to fraction form
    164,953.30/227,638.20 = 89,501.80/x
  3. Step 3: Cross multiply
    164,953.30x = 227,638.20 × 89,501.80
  4. Step 4: Simplify right side
    164,953.30x = 20,374,028,648.76
  5. Step 5: Solve for x
    x = 20,374,028,648.76/164,953.30
  6. Step 6: Final answer
    x = 123,513.92

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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.