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Finding the Fourth Proportional to 70,203.01, 105,322.98 and 25,228.91

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Solution

The fourth proportional to 70,203.01, 105,322.98 and 25,228.91 is: 37,850.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,203.01 : 105,322.98 = 25,228.91 : x
  2. Step 2: Convert to fraction form
    70,203.01/105,322.98 = 25,228.91/x
  3. Step 3: Cross multiply
    70,203.01x = 105,322.98 × 25,228.91
  4. Step 4: Simplify right side
    70,203.01x = 2,657,183,983.35
  5. Step 5: Solve for x
    x = 2,657,183,983.35/70,203.01
  6. Step 6: Final answer
    x = 37,850.00

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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.