Home / 82,802.63-114,267.89-45,077.15

Finding the Fourth Proportional to 82,802.63, 114,267.89 and 45,077.15

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Solution

The fourth proportional to 82,802.63, 114,267.89 and 45,077.15 is: 62,206.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,802.63 : 114,267.89 = 45,077.15 : x
  2. Step 2: Convert to fraction form
    82,802.63/114,267.89 = 45,077.15/x
  3. Step 3: Cross multiply
    82,802.63x = 114,267.89 × 45,077.15
  4. Step 4: Simplify right side
    82,802.63x = 5,150,870,359.07
  5. Step 5: Solve for x
    x = 5,150,870,359.07/82,802.63
  6. Step 6: Final answer
    x = 62,206.61

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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.