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Finding the Fourth Proportional to 166,482.49, 229,746.71 and 91,030.99

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Solution

The fourth proportional to 166,482.49, 229,746.71 and 91,030.99 is: 125,623.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,482.49 : 229,746.71 = 91,030.99 : x
  2. Step 2: Convert to fraction form
    166,482.49/229,746.71 = 91,030.99/x
  3. Step 3: Cross multiply
    166,482.49x = 229,746.71 × 91,030.99
  4. Step 4: Simplify right side
    166,482.49x = 20,914,070,460.54
  5. Step 5: Solve for x
    x = 20,914,070,460.54/166,482.49
  6. Step 6: Final answer
    x = 125,623.24

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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.