Home / 77,513.83-116,282.93-33,140.81

Finding the Fourth Proportional to 77,513.83, 116,282.93 and 33,140.81

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Solution

The fourth proportional to 77,513.83, 116,282.93 and 33,140.81 is: 49,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,513.83 : 116,282.93 = 33,140.81 : x
  2. Step 2: Convert to fraction form
    77,513.83/116,282.93 = 33,140.81/x
  3. Step 3: Cross multiply
    77,513.83x = 116,282.93 × 33,140.81
  4. Step 4: Simplify right side
    77,513.83x = 3,853,710,614.38
  5. Step 5: Solve for x
    x = 3,853,710,614.38/77,513.83
  6. Step 6: Final answer
    x = 49,716.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.