Home / 83,812.64-115,663.20-46,088.96

Finding the Fourth Proportional to 83,812.64, 115,663.20 and 46,088.96

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Solution

The fourth proportional to 83,812.64, 115,663.20 and 46,088.96 is: 63,603.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,812.64 : 115,663.20 = 46,088.96 : x
  2. Step 2: Convert to fraction form
    83,812.64/115,663.20 = 46,088.96/x
  3. Step 3: Cross multiply
    83,812.64x = 115,663.20 × 46,088.96
  4. Step 4: Simplify right side
    83,812.64x = 5,330,796,598.27
  5. Step 5: Solve for x
    x = 5,330,796,598.27/83,812.64
  6. Step 6: Final answer
    x = 63,603.73

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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.