Home / 76,741.15-115,111.72-37,264.43

Finding the Fourth Proportional to 76,741.15, 115,111.72 and 37,264.43

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Solution

The fourth proportional to 76,741.15, 115,111.72 and 37,264.43 is: 55,896.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,741.15 : 115,111.72 = 37,264.43 : x
  2. Step 2: Convert to fraction form
    76,741.15/115,111.72 = 37,264.43/x
  3. Step 3: Cross multiply
    76,741.15x = 115,111.72 × 37,264.43
  4. Step 4: Simplify right side
    76,741.15x = 4,289,572,590.32
  5. Step 5: Solve for x
    x = 4,289,572,590.32/76,741.15
  6. Step 6: Final answer
    x = 55,896.64

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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.