Home / 84,210.51-116,207.55-50,201.45

Finding the Fourth Proportional to 84,210.51, 116,207.55 and 50,201.45

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Solution

The fourth proportional to 84,210.51, 116,207.55 and 50,201.45 is: 69,276.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,210.51 : 116,207.55 = 50,201.45 : x
  2. Step 2: Convert to fraction form
    84,210.51/116,207.55 = 50,201.45/x
  3. Step 3: Cross multiply
    84,210.51x = 116,207.55 × 50,201.45
  4. Step 4: Simplify right side
    84,210.51x = 5,833,786,929.91
  5. Step 5: Solve for x
    x = 5,833,786,929.91/84,210.51
  6. Step 6: Final answer
    x = 69,276.23

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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.