Home / 86,743.74-119,707.29-50,934.18

Finding the Fourth Proportional to 86,743.74, 119,707.29 and 50,934.18

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Solution

The fourth proportional to 86,743.74, 119,707.29 and 50,934.18 is: 70,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,743.74 : 119,707.29 = 50,934.18 : x
  2. Step 2: Convert to fraction form
    86,743.74/119,707.29 = 50,934.18/x
  3. Step 3: Cross multiply
    86,743.74x = 119,707.29 × 50,934.18
  4. Step 4: Simplify right side
    86,743.74x = 6,097,192,656.17
  5. Step 5: Solve for x
    x = 6,097,192,656.17/86,743.74
  6. Step 6: Final answer
    x = 70,289.71

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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.