Home / 166,386.59-229,660.53-98,427.20

Finding the Fourth Proportional to 166,386.59, 229,660.53 and 98,427.20

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Solution

The fourth proportional to 166,386.59, 229,660.53 and 98,427.20 is: 135,857.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,386.59 : 229,660.53 = 98,427.20 : x
  2. Step 2: Convert to fraction form
    166,386.59/229,660.53 = 98,427.20/x
  3. Step 3: Cross multiply
    166,386.59x = 229,660.53 × 98,427.20
  4. Step 4: Simplify right side
    166,386.59x = 22,604,842,262.24
  5. Step 5: Solve for x
    x = 22,604,842,262.24/166,386.59
  6. Step 6: Final answer
    x = 135,857.36

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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.