Home / 112,084.09-154,596.90-66,726.93

Finding the Fourth Proportional to 112,084.09, 154,596.90 and 66,726.93

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Solution

The fourth proportional to 112,084.09, 154,596.90 and 66,726.93 is: 92,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,084.09 : 154,596.90 = 66,726.93 : x
  2. Step 2: Convert to fraction form
    112,084.09/154,596.90 = 66,726.93/x
  3. Step 3: Cross multiply
    112,084.09x = 154,596.90 × 66,726.93
  4. Step 4: Simplify right side
    112,084.09x = 10,315,776,524.52
  5. Step 5: Solve for x
    x = 10,315,776,524.52/112,084.09
  6. Step 6: Final answer
    x = 92,036.05

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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.