Home / 166,026.79-229,116.99-94,411.20

Finding the Fourth Proportional to 166,026.79, 229,116.99 and 94,411.20

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Solution

The fourth proportional to 166,026.79, 229,116.99 and 94,411.20 is: 130,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,026.79 : 229,116.99 = 94,411.20 : x
  2. Step 2: Convert to fraction form
    166,026.79/229,116.99 = 94,411.20/x
  3. Step 3: Cross multiply
    166,026.79x = 229,116.99 × 94,411.20
  4. Step 4: Simplify right side
    166,026.79x = 21,631,209,966.29
  5. Step 5: Solve for x
    x = 21,631,209,966.29/166,026.79
  6. Step 6: Final answer
    x = 130,287.47

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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.