Home / 83,359.91-115,036.68-45,634.16

Finding the Fourth Proportional to 83,359.91, 115,036.68 and 45,634.16

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Solution

The fourth proportional to 83,359.91, 115,036.68 and 45,634.16 is: 62,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,359.91 : 115,036.68 = 45,634.16 : x
  2. Step 2: Convert to fraction form
    83,359.91/115,036.68 = 45,634.16/x
  3. Step 3: Cross multiply
    83,359.91x = 115,036.68 × 45,634.16
  4. Step 4: Simplify right side
    83,359.91x = 5,249,601,457.63
  5. Step 5: Solve for x
    x = 5,249,601,457.63/83,359.91
  6. Step 6: Final answer
    x = 62,975.14

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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.