Home / 48,313.45-66,689.09-29,203.93

Finding the Fourth Proportional to 48,313.45, 66,689.09 and 29,203.93

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Solution

The fourth proportional to 48,313.45, 66,689.09 and 29,203.93 is: 40,311.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,313.45 : 66,689.09 = 29,203.93 : x
  2. Step 2: Convert to fraction form
    48,313.45/66,689.09 = 29,203.93/x
  3. Step 3: Cross multiply
    48,313.45x = 66,689.09 × 29,203.93
  4. Step 4: Simplify right side
    48,313.45x = 1,947,583,516.12
  5. Step 5: Solve for x
    x = 1,947,583,516.12/48,313.45
  6. Step 6: Final answer
    x = 40,311.41

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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.