Home / 169,971.70-234,422.13-118,966.90

Finding the Fourth Proportional to 169,971.70, 234,422.13 and 118,966.90

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Solution

The fourth proportional to 169,971.70, 234,422.13 and 118,966.90 is: 164,077.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,971.70 : 234,422.13 = 118,966.90 : x
  2. Step 2: Convert to fraction form
    169,971.70/234,422.13 = 118,966.90/x
  3. Step 3: Cross multiply
    169,971.70x = 234,422.13 × 118,966.90
  4. Step 4: Simplify right side
    169,971.70x = 27,888,474,097.50
  5. Step 5: Solve for x
    x = 27,888,474,097.50/169,971.70
  6. Step 6: Final answer
    x = 164,077.16

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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.