Home / 203,341.14-305,052.48-70,226.28

Finding the Fourth Proportional to 203,341.14, 305,052.48 and 70,226.28

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Solution

The fourth proportional to 203,341.14, 305,052.48 and 70,226.28 is: 105,353.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,341.14 : 305,052.48 = 70,226.28 : x
  2. Step 2: Convert to fraction form
    203,341.14/305,052.48 = 70,226.28/x
  3. Step 3: Cross multiply
    203,341.14x = 305,052.48 × 70,226.28
  4. Step 4: Simplify right side
    203,341.14x = 21,422,700,875.17
  5. Step 5: Solve for x
    x = 21,422,700,875.17/203,341.14
  6. Step 6: Final answer
    x = 105,353.50

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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.