Home / 127,441.38-175,873.62-70,085.06

Finding the Fourth Proportional to 127,441.38, 175,873.62 and 70,085.06

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Solution

The fourth proportional to 127,441.38, 175,873.62 and 70,085.06 is: 96,719.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,441.38 : 175,873.62 = 70,085.06 : x
  2. Step 2: Convert to fraction form
    127,441.38/175,873.62 = 70,085.06/x
  3. Step 3: Cross multiply
    127,441.38x = 175,873.62 × 70,085.06
  4. Step 4: Simplify right side
    127,441.38x = 12,326,112,859.69
  5. Step 5: Solve for x
    x = 12,326,112,859.69/127,441.38
  6. Step 6: Final answer
    x = 96,719.86

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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.