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Finding the Fourth Proportional to 62,312.58, 93,020.04 and 57,883.95

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Solution

The fourth proportional to 62,312.58, 93,020.04 and 57,883.95 is: 86,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,312.58 : 93,020.04 = 57,883.95 : x
  2. Step 2: Convert to fraction form
    62,312.58/93,020.04 = 57,883.95/x
  3. Step 3: Cross multiply
    62,312.58x = 93,020.04 × 57,883.95
  4. Step 4: Simplify right side
    62,312.58x = 5,384,367,344.36
  5. Step 5: Solve for x
    x = 5,384,367,344.36/62,312.58
  6. Step 6: Final answer
    x = 86,408.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.