Home / 74,192.79-102,391.08-41,916.22

Finding the Fourth Proportional to 74,192.79, 102,391.08 and 41,916.22

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Solution

The fourth proportional to 74,192.79, 102,391.08 and 41,916.22 is: 57,847.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,192.79 : 102,391.08 = 41,916.22 : x
  2. Step 2: Convert to fraction form
    74,192.79/102,391.08 = 41,916.22/x
  3. Step 3: Cross multiply
    74,192.79x = 102,391.08 × 41,916.22
  4. Step 4: Simplify right side
    74,192.79x = 4,291,846,622.15
  5. Step 5: Solve for x
    x = 4,291,846,622.15/74,192.79
  6. Step 6: Final answer
    x = 57,847.22

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1.5x scale

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.