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Finding the Fourth Proportional to 92,598, 127,730.52 and 60,779.76

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Solution

The fourth proportional to 92,598, 127,730.52 and 60,779.76 is: 83,840.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,598 : 127,730.52 = 60,779.76 : x
  2. Step 2: Convert to fraction form
    92,598/127,730.52 = 60,779.76/x
  3. Step 3: Cross multiply
    92,598x = 127,730.52 × 60,779.76
  4. Step 4: Simplify right side
    92,598x = 7,763,430,350.28
  5. Step 5: Solve for x
    x = 7,763,430,350.28/92,598
  6. Step 6: Final answer
    x = 83,840.15

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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.