Home / 83,558.91-115,316.78-45,833.16

Finding the Fourth Proportional to 83,558.91, 115,316.78 and 45,833.16

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Solution

The fourth proportional to 83,558.91, 115,316.78 and 45,833.16 is: 63,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,558.91 : 115,316.78 = 45,833.16 : x
  2. Step 2: Convert to fraction form
    83,558.91/115,316.78 = 45,833.16/x
  3. Step 3: Cross multiply
    83,558.91x = 115,316.78 × 45,833.16
  4. Step 4: Simplify right side
    83,558.91x = 5,285,332,199.26
  5. Step 5: Solve for x
    x = 5,285,332,199.26/83,558.91
  6. Step 6: Final answer
    x = 63,252.77

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1.5x scale

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.