Home / 84,159.84-116,155.59-50,170.51

Finding the Fourth Proportional to 84,159.84, 116,155.59 and 50,170.51

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Solution

The fourth proportional to 84,159.84, 116,155.59 and 50,170.51 is: 69,244.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,159.84 : 116,155.59 = 50,170.51 : x
  2. Step 2: Convert to fraction form
    84,159.84/116,155.59 = 50,170.51/x
  3. Step 3: Cross multiply
    84,159.84x = 116,155.59 × 50,170.51
  4. Step 4: Simplify right side
    84,159.84x = 5,827,585,896.71
  5. Step 5: Solve for x
    x = 5,827,585,896.71/84,159.84
  6. Step 6: Final answer
    x = 69,244.26

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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.