Home / 166,095.41-229,211.60-90,643.91

Finding the Fourth Proportional to 166,095.41, 229,211.60 and 90,643.91

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Solution

The fourth proportional to 166,095.41, 229,211.60 and 90,643.91 is: 125,088.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,095.41 : 229,211.60 = 90,643.91 : x
  2. Step 2: Convert to fraction form
    166,095.41/229,211.60 = 90,643.91/x
  3. Step 3: Cross multiply
    166,095.41x = 229,211.60 × 90,643.91
  4. Step 4: Simplify right side
    166,095.41x = 20,776,634,042.08
  5. Step 5: Solve for x
    x = 20,776,634,042.08/166,095.41
  6. Step 6: Final answer
    x = 125,088.55

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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.