Home / 84,721.86-116,921.64-46,996.14

Finding the Fourth Proportional to 84,721.86, 116,921.64 and 46,996.14

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Solution

The fourth proportional to 84,721.86, 116,921.64 and 46,996.14 is: 64,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,721.86 : 116,921.64 = 46,996.14 : x
  2. Step 2: Convert to fraction form
    84,721.86/116,921.64 = 46,996.14/x
  3. Step 3: Cross multiply
    84,721.86x = 116,921.64 × 46,996.14
  4. Step 4: Simplify right side
    84,721.86x = 5,494,865,762.47
  5. Step 5: Solve for x
    x = 5,494,865,762.47/84,721.86
  6. Step 6: Final answer
    x = 64,857.71

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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.