Home / 82,821.36-114,290.04-45,095.64

Finding the Fourth Proportional to 82,821.36, 114,290.04 and 45,095.64

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Solution

The fourth proportional to 82,821.36, 114,290.04 and 45,095.64 is: 62,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,821.36 : 114,290.04 = 45,095.64 : x
  2. Step 2: Convert to fraction form
    82,821.36/114,290.04 = 45,095.64/x
  3. Step 3: Cross multiply
    82,821.36x = 114,290.04 × 45,095.64
  4. Step 4: Simplify right side
    82,821.36x = 5,153,982,499.43
  5. Step 5: Solve for x
    x = 5,153,982,499.43/82,821.36
  6. Step 6: Final answer
    x = 62,230.11

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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.