Home / 67,872.08-101,838.36-26,322.32

Finding the Fourth Proportional to 67,872.08, 101,838.36 and 26,322.32

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Solution

The fourth proportional to 67,872.08, 101,838.36 and 26,322.32 is: 39,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,872.08 : 101,838.36 = 26,322.32 : x
  2. Step 2: Convert to fraction form
    67,872.08/101,838.36 = 26,322.32/x
  3. Step 3: Cross multiply
    67,872.08x = 101,838.36 × 26,322.32
  4. Step 4: Simplify right side
    67,872.08x = 2,680,621,900.20
  5. Step 5: Solve for x
    x = 2,680,621,900.20/67,872.08
  6. Step 6: Final answer
    x = 39,495.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.