Home / 85,069.93-127,623.35-25,904.05

Finding the Fourth Proportional to 85,069.93, 127,623.35 and 25,904.05

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Solution

The fourth proportional to 85,069.93, 127,623.35 and 25,904.05 is: 38,861.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,069.93 : 127,623.35 = 25,904.05 : x
  2. Step 2: Convert to fraction form
    85,069.93/127,623.35 = 25,904.05/x
  3. Step 3: Cross multiply
    85,069.93x = 127,623.35 × 25,904.05
  4. Step 4: Simplify right side
    85,069.93x = 3,305,961,639.57
  5. Step 5: Solve for x
    x = 3,305,961,639.57/85,069.93
  6. Step 6: Final answer
    x = 38,861.69

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1.5x scale

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.