Home / 86,853.63-130,260.83-44,115.77

Finding the Fourth Proportional to 86,853.63, 130,260.83 and 44,115.77

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Solution

The fourth proportional to 86,853.63, 130,260.83 and 44,115.77 is: 66,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,853.63 : 130,260.83 = 44,115.77 : x
  2. Step 2: Convert to fraction form
    86,853.63/130,260.83 = 44,115.77/x
  3. Step 3: Cross multiply
    86,853.63x = 130,260.83 × 44,115.77
  4. Step 4: Simplify right side
    86,853.63x = 5,746,557,169.51
  5. Step 5: Solve for x
    x = 5,746,557,169.51/86,853.63
  6. Step 6: Final answer
    x = 66,163.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.