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Finding the Fourth Proportional to 171,355.93, 236,478.57 and 94,875.02

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Solution

The fourth proportional to 171,355.93, 236,478.57 and 94,875.02 is: 130,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,355.93 : 236,478.57 = 94,875.02 : x
  2. Step 2: Convert to fraction form
    171,355.93/236,478.57 = 94,875.02/x
  3. Step 3: Cross multiply
    171,355.93x = 236,478.57 × 94,875.02
  4. Step 4: Simplify right side
    171,355.93x = 22,435,908,406.94
  5. Step 5: Solve for x
    x = 22,435,908,406.94/171,355.93
  6. Step 6: Final answer
    x = 130,931.62

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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.