Home / 84,073.77-116,069.33-55,818.09

Finding the Fourth Proportional to 84,073.77, 116,069.33 and 55,818.09

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Solution

The fourth proportional to 84,073.77, 116,069.33 and 55,818.09 is: 77,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,073.77 : 116,069.33 = 55,818.09 : x
  2. Step 2: Convert to fraction form
    84,073.77/116,069.33 = 55,818.09/x
  3. Step 3: Cross multiply
    84,073.77x = 116,069.33 × 55,818.09
  4. Step 4: Simplify right side
    84,073.77x = 6,478,768,029.09
  5. Step 5: Solve for x
    x = 6,478,768,029.09/84,073.77
  6. Step 6: Final answer
    x = 77,060.52

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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.