Home / 126,812.33-190,134.07-76,097.16

Finding the Fourth Proportional to 126,812.33, 190,134.07 and 76,097.16

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Solution

The fourth proportional to 126,812.33, 190,134.07 and 76,097.16 is: 114,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,812.33 : 190,134.07 = 76,097.16 : x
  2. Step 2: Convert to fraction form
    126,812.33/190,134.07 = 76,097.16/x
  3. Step 3: Cross multiply
    126,812.33x = 190,134.07 × 76,097.16
  4. Step 4: Simplify right side
    126,812.33x = 14,468,662,365.76
  5. Step 5: Solve for x
    x = 14,468,662,365.76/126,812.33
  6. Step 6: Final answer
    x = 114,095.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.