Home / 102,904.36-141,903.66-62,578.84

Finding the Fourth Proportional to 102,904.36, 141,903.66 and 62,578.84

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Solution

The fourth proportional to 102,904.36, 141,903.66 and 62,578.84 is: 86,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,904.36 : 141,903.66 = 62,578.84 : x
  2. Step 2: Convert to fraction form
    102,904.36/141,903.66 = 62,578.84/x
  3. Step 3: Cross multiply
    102,904.36x = 141,903.66 × 62,578.84
  4. Step 4: Simplify right side
    102,904.36x = 8,880,166,434.55
  5. Step 5: Solve for x
    x = 8,880,166,434.55/102,904.36
  6. Step 6: Final answer
    x = 86,295.34

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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.