Home / 112,243.15-154,922.06-64,524.18

Finding the Fourth Proportional to 112,243.15, 154,922.06 and 64,524.18

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Solution

The fourth proportional to 112,243.15, 154,922.06 and 64,524.18 is: 89,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,243.15 : 154,922.06 = 64,524.18 : x
  2. Step 2: Convert to fraction form
    112,243.15/154,922.06 = 64,524.18/x
  3. Step 3: Cross multiply
    112,243.15x = 154,922.06 × 64,524.18
  4. Step 4: Simplify right side
    112,243.15x = 9,996,218,885.41
  5. Step 5: Solve for x
    x = 9,996,218,885.41/112,243.15
  6. Step 6: Final answer
    x = 89,058.61

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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.