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Finding the Fourth Proportional to 57,495.04, 79,315.04 and 37,355.20

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Solution

The fourth proportional to 57,495.04, 79,315.04 and 37,355.20 is: 51,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,495.04 : 79,315.04 = 37,355.20 : x
  2. Step 2: Convert to fraction form
    57,495.04/79,315.04 = 37,355.20/x
  3. Step 3: Cross multiply
    57,495.04x = 79,315.04 × 37,355.20
  4. Step 4: Simplify right side
    57,495.04x = 2,962,829,182.21
  5. Step 5: Solve for x
    x = 2,962,829,182.21/57,495.04
  6. Step 6: Final answer
    x = 51,531.91

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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.