Home / 192,646.81-265,906.02-112,089.89

Finding the Fourth Proportional to 192,646.81, 265,906.02 and 112,089.89

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Solution

The fourth proportional to 192,646.81, 265,906.02 and 112,089.89 is: 154,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,646.81 : 265,906.02 = 112,089.89 : x
  2. Step 2: Convert to fraction form
    192,646.81/265,906.02 = 112,089.89/x
  3. Step 3: Cross multiply
    192,646.81x = 265,906.02 × 112,089.89
  4. Step 4: Simplify right side
    192,646.81x = 29,805,376,532.14
  5. Step 5: Solve for x
    x = 29,805,376,532.14/192,646.81
  6. Step 6: Final answer
    x = 154,715.14

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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.