Home / 84,259.76-116,279.16-46,534.64

Finding the Fourth Proportional to 84,259.76, 116,279.16 and 46,534.64

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Solution

The fourth proportional to 84,259.76, 116,279.16 and 46,534.64 is: 64,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259.76 : 116,279.16 = 46,534.64 : x
  2. Step 2: Convert to fraction form
    84,259.76/116,279.16 = 46,534.64/x
  3. Step 3: Cross multiply
    84,259.76x = 116,279.16 × 46,534.64
  4. Step 4: Simplify right side
    84,259.76x = 5,411,008,850.10
  5. Step 5: Solve for x
    x = 5,411,008,850.10/84,259.76
  6. Step 6: Final answer
    x = 64,218.18

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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.