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Finding the Fourth Proportional to 357,125.94, 535,673.55 and 107,800.50

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Solution

The fourth proportional to 357,125.94, 535,673.55 and 107,800.50 is: 161,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,125.94 : 535,673.55 = 107,800.50 : x
  2. Step 2: Convert to fraction form
    357,125.94/535,673.55 = 107,800.50/x
  3. Step 3: Cross multiply
    357,125.94x = 535,673.55 × 107,800.50
  4. Step 4: Simplify right side
    357,125.94x = 57,745,876,526.78
  5. Step 5: Solve for x
    x = 57,745,876,526.78/357,125.94
  6. Step 6: Final answer
    x = 161,696.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.