Home / 84,130.65-116,126.06-50,164.11

Finding the Fourth Proportional to 84,130.65, 116,126.06 and 50,164.11

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Solution

The fourth proportional to 84,130.65, 116,126.06 and 50,164.11 is: 69,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,130.65 : 116,126.06 = 50,164.11 : x
  2. Step 2: Convert to fraction form
    84,130.65/116,126.06 = 50,164.11/x
  3. Step 3: Cross multiply
    84,130.65x = 116,126.06 × 50,164.11
  4. Step 4: Simplify right side
    84,130.65x = 5,825,360,196.89
  5. Step 5: Solve for x
    x = 5,825,360,196.89/84,130.65
  6. Step 6: Final answer
    x = 69,241.83

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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.