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Finding the Fourth Proportional to 176,816.16, 265,127.31 and 70,092

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Solution

The fourth proportional to 176,816.16, 265,127.31 and 70,092 is: 105,099.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,816.16 : 265,127.31 = 70,092 : x
  2. Step 2: Convert to fraction form
    176,816.16/265,127.31 = 70,092/x
  3. Step 3: Cross multiply
    176,816.16x = 265,127.31 × 70,092
  4. Step 4: Simplify right side
    176,816.16x = 18,583,303,412.52
  5. Step 5: Solve for x
    x = 18,583,303,412.52/176,816.16
  6. Step 6: Final answer
    x = 105,099.58

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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.