Home / 166,023.71-229,111.63-94,403.72

Finding the Fourth Proportional to 166,023.71, 229,111.63 and 94,403.72

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Solution

The fourth proportional to 166,023.71, 229,111.63 and 94,403.72 is: 130,276.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,023.71 : 229,111.63 = 94,403.72 : x
  2. Step 2: Convert to fraction form
    166,023.71/229,111.63 = 94,403.72/x
  3. Step 3: Cross multiply
    166,023.71x = 229,111.63 × 94,403.72
  4. Step 4: Simplify right side
    166,023.71x = 21,628,990,504.03
  5. Step 5: Solve for x
    x = 21,628,990,504.03/166,023.71
  6. Step 6: Final answer
    x = 130,276.52

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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.