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Finding the Fourth Proportional to 176,608.79, 243,724.75 and 96,041.03

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Solution

The fourth proportional to 176,608.79, 243,724.75 and 96,041.03 is: 132,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,608.79 : 243,724.75 = 96,041.03 : x
  2. Step 2: Convert to fraction form
    176,608.79/243,724.75 = 96,041.03/x
  3. Step 3: Cross multiply
    176,608.79x = 243,724.75 × 96,041.03
  4. Step 4: Simplify right side
    176,608.79x = 23,407,574,567.77
  5. Step 5: Solve for x
    x = 23,407,574,567.77/176,608.79
  6. Step 6: Final answer
    x = 132,539.13

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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.