Home / 76,436.62-114,602.59-38,924.08

Finding the Fourth Proportional to 76,436.62, 114,602.59 and 38,924.08

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Solution

The fourth proportional to 76,436.62, 114,602.59 and 38,924.08 is: 58,359.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,436.62 : 114,602.59 = 38,924.08 : x
  2. Step 2: Convert to fraction form
    76,436.62/114,602.59 = 38,924.08/x
  3. Step 3: Cross multiply
    76,436.62x = 114,602.59 × 38,924.08
  4. Step 4: Simplify right side
    76,436.62x = 4,460,800,381.37
  5. Step 5: Solve for x
    x = 4,460,800,381.37/76,436.62
  6. Step 6: Final answer
    x = 58,359.47

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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.