Home / 192,433.32-288,599.40-57,465.36

Finding the Fourth Proportional to 192,433.32, 288,599.40 and 57,465.36

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Solution

The fourth proportional to 192,433.32, 288,599.40 and 57,465.36 is: 86,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,433.32 : 288,599.40 = 57,465.36 : x
  2. Step 2: Convert to fraction form
    192,433.32/288,599.40 = 57,465.36/x
  3. Step 3: Cross multiply
    192,433.32x = 288,599.40 × 57,465.36
  4. Step 4: Simplify right side
    192,433.32x = 16,584,468,416.78
  5. Step 5: Solve for x
    x = 16,584,468,416.78/192,433.32
  6. Step 6: Final answer
    x = 86,182.94

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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.