Home / 86,924.95-119,959.38-51,118.29

Finding the Fourth Proportional to 86,924.95, 119,959.38 and 51,118.29

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Solution

The fourth proportional to 86,924.95, 119,959.38 and 51,118.29 is: 70,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,924.95 : 119,959.38 = 51,118.29 : x
  2. Step 2: Convert to fraction form
    86,924.95/119,959.38 = 51,118.29/x
  3. Step 3: Cross multiply
    86,924.95x = 119,959.38 × 51,118.29
  4. Step 4: Simplify right side
    86,924.95x = 6,132,118,375.06
  5. Step 5: Solve for x
    x = 6,132,118,375.06/86,924.95
  6. Step 6: Final answer
    x = 70,544.98

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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.