Home / 84,090.35-116,052.95-62,832.71

Finding the Fourth Proportional to 84,090.35, 116,052.95 and 62,832.71

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Solution

The fourth proportional to 84,090.35, 116,052.95 and 62,832.71 is: 86,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,090.35 : 116,052.95 = 62,832.71 : x
  2. Step 2: Convert to fraction form
    84,090.35/116,052.95 = 62,832.71/x
  3. Step 3: Cross multiply
    84,090.35x = 116,052.95 × 62,832.71
  4. Step 4: Simplify right side
    84,090.35x = 7,291,921,799.21
  5. Step 5: Solve for x
    x = 7,291,921,799.21/84,090.35
  6. Step 6: Final answer
    x = 86,715.32

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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.