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Finding the Fourth Proportional to 86,373, 119,224.57 and 50,574.52

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Solution

The fourth proportional to 86,373, 119,224.57 and 50,574.52 is: 69,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,373 : 119,224.57 = 50,574.52 : x
  2. Step 2: Convert to fraction form
    86,373/119,224.57 = 50,574.52/x
  3. Step 3: Cross multiply
    86,373x = 119,224.57 × 50,574.52
  4. Step 4: Simplify right side
    86,373x = 6,029,725,399.96
  5. Step 5: Solve for x
    x = 6,029,725,399.96/86,373
  6. Step 6: Final answer
    x = 69,810.30

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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.