Home / 83,330.12-114,991.12-45,597.08

Finding the Fourth Proportional to 83,330.12, 114,991.12 and 45,597.08

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Solution

The fourth proportional to 83,330.12, 114,991.12 and 45,597.08 is: 62,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,330.12 : 114,991.12 = 45,597.08 : x
  2. Step 2: Convert to fraction form
    83,330.12/114,991.12 = 45,597.08/x
  3. Step 3: Cross multiply
    83,330.12x = 114,991.12 × 45,597.08
  4. Step 4: Simplify right side
    83,330.12x = 5,243,259,297.93
  5. Step 5: Solve for x
    x = 5,243,259,297.93/83,330.12
  6. Step 6: Final answer
    x = 62,921.54

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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.