Home / 233,885.45-322,762.39-126,455.49

Finding the Fourth Proportional to 233,885.45, 322,762.39 and 126,455.49

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Solution

The fourth proportional to 233,885.45, 322,762.39 and 126,455.49 is: 174,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,885.45 : 322,762.39 = 126,455.49 : x
  2. Step 2: Convert to fraction form
    233,885.45/322,762.39 = 126,455.49/x
  3. Step 3: Cross multiply
    233,885.45x = 322,762.39 × 126,455.49
  4. Step 4: Simplify right side
    233,885.45x = 40,815,075,864.88
  5. Step 5: Solve for x
    x = 40,815,075,864.88/233,885.45
  6. Step 6: Final answer
    x = 174,508.83

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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.