Home / 58,871.37-88,310.10-19,431.55

Finding the Fourth Proportional to 58,871.37, 88,310.10 and 19,431.55

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Solution

The fourth proportional to 58,871.37, 88,310.10 and 19,431.55 is: 29,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.37 : 88,310.10 = 19,431.55 : x
  2. Step 2: Convert to fraction form
    58,871.37/88,310.10 = 19,431.55/x
  3. Step 3: Cross multiply
    58,871.37x = 88,310.10 × 19,431.55
  4. Step 4: Simplify right side
    58,871.37x = 1,716,002,123.66
  5. Step 5: Solve for x
    x = 1,716,002,123.66/58,871.37
  6. Step 6: Final answer
    x = 29,148.33

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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.