Home / 102,599.65-141,573.79-57,271.04

Finding the Fourth Proportional to 102,599.65, 141,573.79 and 57,271.04

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Solution

The fourth proportional to 102,599.65, 141,573.79 and 57,271.04 is: 79,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,599.65 : 141,573.79 = 57,271.04 : x
  2. Step 2: Convert to fraction form
    102,599.65/141,573.79 = 57,271.04/x
  3. Step 3: Cross multiply
    102,599.65x = 141,573.79 × 57,271.04
  4. Step 4: Simplify right side
    102,599.65x = 8,108,078,190.04
  5. Step 5: Solve for x
    x = 8,108,078,190.04/102,599.65
  6. Step 6: Final answer
    x = 79,026.37

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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.