Home / 92,067.84-127,038.74-51,779.19

Finding the Fourth Proportional to 92,067.84, 127,038.74 and 51,779.19

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Solution

The fourth proportional to 92,067.84, 127,038.74 and 51,779.19 is: 71,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,067.84 : 127,038.74 = 51,779.19 : x
  2. Step 2: Convert to fraction form
    92,067.84/127,038.74 = 51,779.19/x
  3. Step 3: Cross multiply
    92,067.84x = 127,038.74 × 51,779.19
  4. Step 4: Simplify right side
    92,067.84x = 6,577,962,796.92
  5. Step 5: Solve for x
    x = 6,577,962,796.92/92,067.84
  6. Step 6: Final answer
    x = 71,446.91

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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.