Home / 74,882.02-103,359.64-44,688.46

Finding the Fourth Proportional to 74,882.02, 103,359.64 and 44,688.46

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Solution

The fourth proportional to 74,882.02, 103,359.64 and 44,688.46 is: 61,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,882.02 : 103,359.64 = 44,688.46 : x
  2. Step 2: Convert to fraction form
    74,882.02/103,359.64 = 44,688.46/x
  3. Step 3: Cross multiply
    74,882.02x = 103,359.64 × 44,688.46
  4. Step 4: Simplify right side
    74,882.02x = 4,618,983,137.75
  5. Step 5: Solve for x
    x = 4,618,983,137.75/74,882.02
  6. Step 6: Final answer
    x = 61,683.47

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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.