Home / 226,358.04-312,392.70-145,952.94

Finding the Fourth Proportional to 226,358.04, 312,392.70 and 145,952.94

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Solution

The fourth proportional to 226,358.04, 312,392.70 and 145,952.94 is: 201,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,358.04 : 312,392.70 = 145,952.94 : x
  2. Step 2: Convert to fraction form
    226,358.04/312,392.70 = 145,952.94/x
  3. Step 3: Cross multiply
    226,358.04x = 312,392.70 × 145,952.94
  4. Step 4: Simplify right side
    226,358.04x = 45,594,632,999.54
  5. Step 5: Solve for x
    x = 45,594,632,999.54/226,358.04
  6. Step 6: Final answer
    x = 201,427.05

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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.