Home / 72,629.88-108,889.46-37,547.16

Finding the Fourth Proportional to 72,629.88, 108,889.46 and 37,547.16

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Solution

The fourth proportional to 72,629.88, 108,889.46 and 37,547.16 is: 56,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,629.88 : 108,889.46 = 37,547.16 : x
  2. Step 2: Convert to fraction form
    72,629.88/108,889.46 = 37,547.16/x
  3. Step 3: Cross multiply
    72,629.88x = 108,889.46 × 37,547.16
  4. Step 4: Simplify right side
    72,629.88x = 4,088,489,976.93
  5. Step 5: Solve for x
    x = 4,088,489,976.93/72,629.88
  6. Step 6: Final answer
    x = 56,292.12

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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.