Home / 111,026.64-166,594.60-51,853.72

Finding the Fourth Proportional to 111,026.64, 166,594.60 and 51,853.72

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Solution

The fourth proportional to 111,026.64, 166,594.60 and 51,853.72 is: 77,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,026.64 : 166,594.60 = 51,853.72 : x
  2. Step 2: Convert to fraction form
    111,026.64/166,594.60 = 51,853.72/x
  3. Step 3: Cross multiply
    111,026.64x = 166,594.60 × 51,853.72
  4. Step 4: Simplify right side
    111,026.64x = 8,638,549,741.91
  5. Step 5: Solve for x
    x = 8,638,549,741.91/111,026.64
  6. Step 6: Final answer
    x = 77,806.10

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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.