Home / 84,123.84-116,090.79-46,398.06

Finding the Fourth Proportional to 84,123.84, 116,090.79 and 46,398.06

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Solution

The fourth proportional to 84,123.84, 116,090.79 and 46,398.06 is: 64,029.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,123.84 : 116,090.79 = 46,398.06 : x
  2. Step 2: Convert to fraction form
    84,123.84/116,090.79 = 46,398.06/x
  3. Step 3: Cross multiply
    84,123.84x = 116,090.79 × 46,398.06
  4. Step 4: Simplify right side
    84,123.84x = 5,386,387,439.87
  5. Step 5: Solve for x
    x = 5,386,387,439.87/84,123.84
  6. Step 6: Final answer
    x = 64,029.26

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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.