Home / 86,442.24-129,714.72-37,194.24

Finding the Fourth Proportional to 86,442.24, 129,714.72 and 37,194.24

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Solution

The fourth proportional to 86,442.24, 129,714.72 and 37,194.24 is: 55,813.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,442.24 : 129,714.72 = 37,194.24 : x
  2. Step 2: Convert to fraction form
    86,442.24/129,714.72 = 37,194.24/x
  3. Step 3: Cross multiply
    86,442.24x = 129,714.72 × 37,194.24
  4. Step 4: Simplify right side
    86,442.24x = 4,824,640,427.21
  5. Step 5: Solve for x
    x = 4,824,640,427.21/86,442.24
  6. Step 6: Final answer
    x = 55,813.46

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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.