Home / 223,212.23-334,816.52-90,090.45

Finding the Fourth Proportional to 223,212.23, 334,816.52 and 90,090.45

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Solution

The fourth proportional to 223,212.23, 334,816.52 and 90,090.45 is: 135,134.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,212.23 : 334,816.52 = 90,090.45 : x
  2. Step 2: Convert to fraction form
    223,212.23/334,816.52 = 90,090.45/x
  3. Step 3: Cross multiply
    223,212.23x = 334,816.52 × 90,090.45
  4. Step 4: Simplify right side
    223,212.23x = 30,163,772,332.28
  5. Step 5: Solve for x
    x = 30,163,772,332.28/223,212.23
  6. Step 6: Final answer
    x = 135,134.94

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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.