Home / 74,592.02-102,928.55-43,963.12

Finding the Fourth Proportional to 74,592.02, 102,928.55 and 43,963.12

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Solution

The fourth proportional to 74,592.02, 102,928.55 and 43,963.12 is: 60,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,592.02 : 102,928.55 = 43,963.12 : x
  2. Step 2: Convert to fraction form
    74,592.02/102,928.55 = 43,963.12/x
  3. Step 3: Cross multiply
    74,592.02x = 102,928.55 × 43,963.12
  4. Step 4: Simplify right side
    74,592.02x = 4,525,060,047.66
  5. Step 5: Solve for x
    x = 4,525,060,047.66/74,592.02
  6. Step 6: Final answer
    x = 60,664.13

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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.