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Finding the Fourth Proportional to 174,009.96, 240,156.58 and 98,561

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Solution

The fourth proportional to 174,009.96, 240,156.58 and 98,561 is: 136,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,009.96 : 240,156.58 = 98,561 : x
  2. Step 2: Convert to fraction form
    174,009.96/240,156.58 = 98,561/x
  3. Step 3: Cross multiply
    174,009.96x = 240,156.58 × 98,561
  4. Step 4: Simplify right side
    174,009.96x = 23,670,072,681.38
  5. Step 5: Solve for x
    x = 23,670,072,681.38/174,009.96
  6. Step 6: Final answer
    x = 136,027.11

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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.