Home / 102,802.97-141,885.47-59,807.36

Finding the Fourth Proportional to 102,802.97, 141,885.47 and 59,807.36

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Solution

The fourth proportional to 102,802.97, 141,885.47 and 59,807.36 is: 82,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,802.97 : 141,885.47 = 59,807.36 : x
  2. Step 2: Convert to fraction form
    102,802.97/141,885.47 = 59,807.36/x
  3. Step 3: Cross multiply
    102,802.97x = 141,885.47 × 59,807.36
  4. Step 4: Simplify right side
    102,802.97x = 8,485,795,887.29
  5. Step 5: Solve for x
    x = 8,485,795,887.29/102,802.97
  6. Step 6: Final answer
    x = 82,544.27

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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.