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Finding the Fourth Proportional to 176,823.51, 265,238.01 and 98,435.97

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Solution

The fourth proportional to 176,823.51, 265,238.01 and 98,435.97 is: 147,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,823.51 : 265,238.01 = 98,435.97 : x
  2. Step 2: Convert to fraction form
    176,823.51/265,238.01 = 98,435.97/x
  3. Step 3: Cross multiply
    176,823.51x = 265,238.01 × 98,435.97
  4. Step 4: Simplify right side
    176,823.51x = 26,108,960,795.22
  5. Step 5: Solve for x
    x = 26,108,960,795.22/176,823.51
  6. Step 6: Final answer
    x = 147,655.48

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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.