Home / 83,921.48-115,812.44-46,196

Finding the Fourth Proportional to 83,921.48, 115,812.44 and 46,196

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Solution

The fourth proportional to 83,921.48, 115,812.44 and 46,196 is: 63,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,921.48 : 115,812.44 = 46,196 : x
  2. Step 2: Convert to fraction form
    83,921.48/115,812.44 = 46,196/x
  3. Step 3: Cross multiply
    83,921.48x = 115,812.44 × 46,196
  4. Step 4: Simplify right side
    83,921.48x = 5,350,071,478.24
  5. Step 5: Solve for x
    x = 5,350,071,478.24/83,921.48
  6. Step 6: Final answer
    x = 63,750.92

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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.