Home / 82,810.54-114,280.60-45,086.86

Finding the Fourth Proportional to 82,810.54, 114,280.60 and 45,086.86

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Solution

The fourth proportional to 82,810.54, 114,280.60 and 45,086.86 is: 62,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,810.54 : 114,280.60 = 45,086.86 : x
  2. Step 2: Convert to fraction form
    82,810.54/114,280.60 = 45,086.86/x
  3. Step 3: Cross multiply
    82,810.54x = 114,280.60 × 45,086.86
  4. Step 4: Simplify right side
    82,810.54x = 5,152,553,412.92
  5. Step 5: Solve for x
    x = 5,152,553,412.92/82,810.54
  6. Step 6: Final answer
    x = 62,220.99

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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.