Home / 55,439.94-76,507.08-29,946.32

Finding the Fourth Proportional to 55,439.94, 76,507.08 and 29,946.32

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Solution

The fourth proportional to 55,439.94, 76,507.08 and 29,946.32 is: 41,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,439.94 : 76,507.08 = 29,946.32 : x
  2. Step 2: Convert to fraction form
    55,439.94/76,507.08 = 29,946.32/x
  3. Step 3: Cross multiply
    55,439.94x = 76,507.08 × 29,946.32
  4. Step 4: Simplify right side
    55,439.94x = 2,291,105,499.95
  5. Step 5: Solve for x
    x = 2,291,105,499.95/55,439.94
  6. Step 6: Final answer
    x = 41,325.90

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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.