Home / 112,269.95-154,932.43-61,968.83

Finding the Fourth Proportional to 112,269.95, 154,932.43 and 61,968.83

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Solution

The fourth proportional to 112,269.95, 154,932.43 and 61,968.83 is: 85,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,269.95 : 154,932.43 = 61,968.83 : x
  2. Step 2: Convert to fraction form
    112,269.95/154,932.43 = 61,968.83/x
  3. Step 3: Cross multiply
    112,269.95x = 154,932.43 × 61,968.83
  4. Step 4: Simplify right side
    112,269.95x = 9,600,981,416.16
  5. Step 5: Solve for x
    x = 9,600,981,416.16/112,269.95
  6. Step 6: Final answer
    x = 85,516.93

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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.