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Finding the Fourth Proportional to 171,384.03, 236,509.81 and 94,903.12

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Solution

The fourth proportional to 171,384.03, 236,509.81 and 94,903.12 is: 130,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,384.03 : 236,509.81 = 94,903.12 : x
  2. Step 2: Convert to fraction form
    171,384.03/236,509.81 = 94,903.12/x
  3. Step 3: Cross multiply
    171,384.03x = 236,509.81 × 94,903.12
  4. Step 4: Simplify right side
    171,384.03x = 22,445,518,879.61
  5. Step 5: Solve for x
    x = 22,445,518,879.61/171,384.03
  6. Step 6: Final answer
    x = 130,966.22

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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.