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Finding the Fourth Proportional to 111,458.00, 167,058.21 and 51,360.83

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Solution

The fourth proportional to 111,458.00, 167,058.21 and 51,360.83 is: 76,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,458.00 : 167,058.21 = 51,360.83 : x
  2. Step 2: Convert to fraction form
    111,458.00/167,058.21 = 51,360.83/x
  3. Step 3: Cross multiply
    111,458.00x = 167,058.21 × 51,360.83
  4. Step 4: Simplify right side
    111,458.00x = 8,580,248,307.69
  5. Step 5: Solve for x
    x = 8,580,248,307.69/111,458.00
  6. Step 6: Final answer
    x = 76,981.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.