Home / 166,023.45-229,111.28-94,403.47

Finding the Fourth Proportional to 166,023.45, 229,111.28 and 94,403.47

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Solution

The fourth proportional to 166,023.45, 229,111.28 and 94,403.47 is: 130,276.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,023.45 : 229,111.28 = 94,403.47 : x
  2. Step 2: Convert to fraction form
    166,023.45/229,111.28 = 94,403.47/x
  3. Step 3: Cross multiply
    166,023.45x = 229,111.28 × 94,403.47
  4. Step 4: Simplify right side
    166,023.45x = 21,628,899,848.14
  5. Step 5: Solve for x
    x = 21,628,899,848.14/166,023.45
  6. Step 6: Final answer
    x = 130,276.17

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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.