Home / 84,080.34-116,039.07-62,822.70

Finding the Fourth Proportional to 84,080.34, 116,039.07 and 62,822.70

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Solution

The fourth proportional to 84,080.34, 116,039.07 and 62,822.70 is: 86,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,080.34 : 116,039.07 = 62,822.70 : x
  2. Step 2: Convert to fraction form
    84,080.34/116,039.07 = 62,822.70/x
  3. Step 3: Cross multiply
    84,080.34x = 116,039.07 × 62,822.70
  4. Step 4: Simplify right side
    84,080.34x = 7,289,887,682.89
  5. Step 5: Solve for x
    x = 7,289,887,682.89/84,080.34
  6. Step 6: Final answer
    x = 86,701.45

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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.