Home / 193,709.48-291,001.64-114,875.42

Finding the Fourth Proportional to 193,709.48, 291,001.64 and 114,875.42

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Solution

The fourth proportional to 193,709.48, 291,001.64 and 114,875.42 is: 172,572.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,709.48 : 291,001.64 = 114,875.42 : x
  2. Step 2: Convert to fraction form
    193,709.48/291,001.64 = 114,875.42/x
  3. Step 3: Cross multiply
    193,709.48x = 291,001.64 × 114,875.42
  4. Step 4: Simplify right side
    193,709.48x = 33,428,935,615.69
  5. Step 5: Solve for x
    x = 33,428,935,615.69/193,709.48
  6. Step 6: Final answer
    x = 172,572.53

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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.