Home / 112,092.50-154,690.89-61,794.74

Finding the Fourth Proportional to 112,092.50, 154,690.89 and 61,794.74

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Solution

The fourth proportional to 112,092.50, 154,690.89 and 61,794.74 is: 85,278.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,092.50 : 154,690.89 = 61,794.74 : x
  2. Step 2: Convert to fraction form
    112,092.50/154,690.89 = 61,794.74/x
  3. Step 3: Cross multiply
    112,092.50x = 154,690.89 × 61,794.74
  4. Step 4: Simplify right side
    112,092.50x = 9,559,083,327.92
  5. Step 5: Solve for x
    x = 9,559,083,327.92/112,092.50
  6. Step 6: Final answer
    x = 85,278.53

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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.