Home / 83,090.79-114,664.68-45,365.04

Finding the Fourth Proportional to 83,090.79, 114,664.68 and 45,365.04

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Solution

The fourth proportional to 83,090.79, 114,664.68 and 45,365.04 is: 62,603.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,090.79 : 114,664.68 = 45,365.04 : x
  2. Step 2: Convert to fraction form
    83,090.79/114,664.68 = 45,365.04/x
  3. Step 3: Cross multiply
    83,090.79x = 114,664.68 × 45,365.04
  4. Step 4: Simplify right side
    83,090.79x = 5,201,767,794.79
  5. Step 5: Solve for x
    x = 5,201,767,794.79/83,090.79
  6. Step 6: Final answer
    x = 62,603.42

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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.