Home / 109,242.45-163,886.16-46,062.75

Finding the Fourth Proportional to 109,242.45, 163,886.16 and 46,062.75

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Solution

The fourth proportional to 109,242.45, 163,886.16 and 46,062.75 is: 69,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,242.45 : 163,886.16 = 46,062.75 : x
  2. Step 2: Convert to fraction form
    109,242.45/163,886.16 = 46,062.75/x
  3. Step 3: Cross multiply
    109,242.45x = 163,886.16 × 46,062.75
  4. Step 4: Simplify right side
    109,242.45x = 7,549,047,216.54
  5. Step 5: Solve for x
    x = 7,549,047,216.54/109,242.45
  6. Step 6: Final answer
    x = 69,103.61

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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.