Home / 74,485.27-102,822.80-44,280.37

Finding the Fourth Proportional to 74,485.27, 102,822.80 and 44,280.37

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Solution

The fourth proportional to 74,485.27, 102,822.80 and 44,280.37 is: 61,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,485.27 : 102,822.80 = 44,280.37 : x
  2. Step 2: Convert to fraction form
    74,485.27/102,822.80 = 44,280.37/x
  3. Step 3: Cross multiply
    74,485.27x = 102,822.80 × 44,280.37
  4. Step 4: Simplify right side
    74,485.27x = 4,553,031,114.32
  5. Step 5: Solve for x
    x = 4,553,031,114.32/74,485.27
  6. Step 6: Final answer
    x = 61,126.60

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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.