Home / 62,436.32-86,163.64-34,144.16

Finding the Fourth Proportional to 62,436.32, 86,163.64 and 34,144.16

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Solution

The fourth proportional to 62,436.32, 86,163.64 and 34,144.16 is: 47,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,436.32 : 86,163.64 = 34,144.16 : x
  2. Step 2: Convert to fraction form
    62,436.32/86,163.64 = 34,144.16/x
  3. Step 3: Cross multiply
    62,436.32x = 86,163.64 × 34,144.16
  4. Step 4: Simplify right side
    62,436.32x = 2,941,985,110.34
  5. Step 5: Solve for x
    x = 2,941,985,110.34/62,436.32
  6. Step 6: Final answer
    x = 47,119.77

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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.