Home / 101,433.16-152,163.57-42,254.98

Finding the Fourth Proportional to 101,433.16, 152,163.57 and 42,254.98

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Solution

The fourth proportional to 101,433.16, 152,163.57 and 42,254.98 is: 63,388.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,433.16 : 152,163.57 = 42,254.98 : x
  2. Step 2: Convert to fraction form
    101,433.16/152,163.57 = 42,254.98/x
  3. Step 3: Cross multiply
    101,433.16x = 152,163.57 × 42,254.98
  4. Step 4: Simplify right side
    101,433.16x = 6,429,667,846.26
  5. Step 5: Solve for x
    x = 6,429,667,846.26/101,433.16
  6. Step 6: Final answer
    x = 63,388.23

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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.