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Finding the Fourth Proportional to 58,348.00, 87,531.23 and 20,907.24

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Solution

The fourth proportional to 58,348.00, 87,531.23 and 20,907.24 is: 31,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,348.00 : 87,531.23 = 20,907.24 : x
  2. Step 2: Convert to fraction form
    58,348.00/87,531.23 = 20,907.24/x
  3. Step 3: Cross multiply
    58,348.00x = 87,531.23 × 20,907.24
  4. Step 4: Simplify right side
    58,348.00x = 1,830,036,772.59
  5. Step 5: Solve for x
    x = 1,830,036,772.59/58,348.00
  6. Step 6: Final answer
    x = 31,364.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.