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Finding the Fourth Proportional to 194,873.02, 292,317.76 and 61,750.34

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Solution

The fourth proportional to 194,873.02, 292,317.76 and 61,750.34 is: 92,628.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,873.02 : 292,317.76 = 61,750.34 : x
  2. Step 2: Convert to fraction form
    194,873.02/292,317.76 = 61,750.34/x
  3. Step 3: Cross multiply
    194,873.02x = 292,317.76 × 61,750.34
  4. Step 4: Simplify right side
    194,873.02x = 18,050,721,068.04
  5. Step 5: Solve for x
    x = 18,050,721,068.04/194,873.02
  6. Step 6: Final answer
    x = 92,628.12

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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.