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Finding the Fourth Proportional to 94,940.49, 130,898.80 and 60,888.90

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Solution

The fourth proportional to 94,940.49, 130,898.80 and 60,888.90 is: 83,950.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,940.49 : 130,898.80 = 60,888.90 : x
  2. Step 2: Convert to fraction form
    94,940.49/130,898.80 = 60,888.90/x
  3. Step 3: Cross multiply
    94,940.49x = 130,898.80 × 60,888.90
  4. Step 4: Simplify right side
    94,940.49x = 7,970,283,943.32
  5. Step 5: Solve for x
    x = 7,970,283,943.32/94,940.49
  6. Step 6: Final answer
    x = 83,950.31

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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.