Home / 82,897.04-114,400.68-45,172.64

Finding the Fourth Proportional to 82,897.04, 114,400.68 and 45,172.64

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Solution

The fourth proportional to 82,897.04, 114,400.68 and 45,172.64 is: 62,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,897.04 : 114,400.68 = 45,172.64 : x
  2. Step 2: Convert to fraction form
    82,897.04/114,400.68 = 45,172.64/x
  3. Step 3: Cross multiply
    82,897.04x = 114,400.68 × 45,172.64
  4. Step 4: Simplify right side
    82,897.04x = 5,167,780,733.40
  5. Step 5: Solve for x
    x = 5,167,780,733.40/82,897.04
  6. Step 6: Final answer
    x = 62,339.75

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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.