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Finding the Fourth Proportional to 107,604.64, 148,483.98 and 62,273.64

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Solution

The fourth proportional to 107,604.64, 148,483.98 and 62,273.64 is: 85,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,604.64 : 148,483.98 = 62,273.64 : x
  2. Step 2: Convert to fraction form
    107,604.64/148,483.98 = 62,273.64/x
  3. Step 3: Cross multiply
    107,604.64x = 148,483.98 × 62,273.64
  4. Step 4: Simplify right side
    107,604.64x = 9,246,637,916.29
  5. Step 5: Solve for x
    x = 9,246,637,916.29/107,604.64
  6. Step 6: Final answer
    x = 85,931.59

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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.