Home / 193,799.36-288,958.54-186,400.02

Finding the Fourth Proportional to 193,799.36, 288,958.54 and 186,400.02

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Solution

The fourth proportional to 193,799.36, 288,958.54 and 186,400.02 is: 277,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,799.36 : 288,958.54 = 186,400.02 : x
  2. Step 2: Convert to fraction form
    193,799.36/288,958.54 = 186,400.02/x
  3. Step 3: Cross multiply
    193,799.36x = 288,958.54 × 186,400.02
  4. Step 4: Simplify right side
    193,799.36x = 53,861,877,635.17
  5. Step 5: Solve for x
    x = 53,861,877,635.17/193,799.36
  6. Step 6: Final answer
    x = 277,925.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.