Home / 109,907.08-151,679.94-62,165.32

Finding the Fourth Proportional to 109,907.08, 151,679.94 and 62,165.32

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Solution

The fourth proportional to 109,907.08, 151,679.94 and 62,165.32 is: 85,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,907.08 : 151,679.94 = 62,165.32 : x
  2. Step 2: Convert to fraction form
    109,907.08/151,679.94 = 62,165.32/x
  3. Step 3: Cross multiply
    109,907.08x = 151,679.94 × 62,165.32
  4. Step 4: Simplify right side
    109,907.08x = 9,429,232,007.68
  5. Step 5: Solve for x
    x = 9,429,232,007.68/109,907.08
  6. Step 6: Final answer
    x = 85,792.76

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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.