Home / 166,094.29-229,210.05-90,642.79

Finding the Fourth Proportional to 166,094.29, 229,210.05 and 90,642.79

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Solution

The fourth proportional to 166,094.29, 229,210.05 and 90,642.79 is: 125,087.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,094.29 : 229,210.05 = 90,642.79 : x
  2. Step 2: Convert to fraction form
    166,094.29/229,210.05 = 90,642.79/x
  3. Step 3: Cross multiply
    166,094.29x = 229,210.05 × 90,642.79
  4. Step 4: Simplify right side
    166,094.29x = 20,776,237,255.29
  5. Step 5: Solve for x
    x = 20,776,237,255.29/166,094.29
  6. Step 6: Final answer
    x = 125,087.01

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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.