Home / 92,180.12-127,205.60-51,888.42

Finding the Fourth Proportional to 92,180.12, 127,205.60 and 51,888.42

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Solution

The fourth proportional to 92,180.12, 127,205.60 and 51,888.42 is: 71,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,180.12 : 127,205.60 = 51,888.42 : x
  2. Step 2: Convert to fraction form
    92,180.12/127,205.60 = 51,888.42/x
  3. Step 3: Cross multiply
    92,180.12x = 127,205.60 × 51,888.42
  4. Step 4: Simplify right side
    92,180.12x = 6,600,497,339.71
  5. Step 5: Solve for x
    x = 6,600,497,339.71/92,180.12
  6. Step 6: Final answer
    x = 71,604.35

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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.