Home / 86,747.74-119,712.81-50,938.18

Finding the Fourth Proportional to 86,747.74, 119,712.81 and 50,938.18

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Solution

The fourth proportional to 86,747.74, 119,712.81 and 50,938.18 is: 70,295.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,747.74 : 119,712.81 = 50,938.18 : x
  2. Step 2: Convert to fraction form
    86,747.74/119,712.81 = 50,938.18/x
  3. Step 3: Cross multiply
    86,747.74x = 119,712.81 × 50,938.18
  4. Step 4: Simplify right side
    86,747.74x = 6,097,952,664.09
  5. Step 5: Solve for x
    x = 6,097,952,664.09/86,747.74
  6. Step 6: Final answer
    x = 70,295.23

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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.