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Finding the Fourth Proportional to 201,526.79, 301,544.55 and 121,610.97

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Solution

The fourth proportional to 201,526.79, 301,544.55 and 121,610.97 is: 181,966.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,526.79 : 301,544.55 = 121,610.97 : x
  2. Step 2: Convert to fraction form
    201,526.79/301,544.55 = 121,610.97/x
  3. Step 3: Cross multiply
    201,526.79x = 301,544.55 × 121,610.97
  4. Step 4: Simplify right side
    201,526.79x = 36,671,125,223.71
  5. Step 5: Solve for x
    x = 36,671,125,223.71/201,526.79
  6. Step 6: Final answer
    x = 181,966.51

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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.