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Finding the Fourth Proportional to 83,997.58, 115,916.64 and 46,271.82

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Solution

The fourth proportional to 83,997.58, 115,916.64 and 46,271.82 is: 63,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,997.58 : 115,916.64 = 46,271.82 : x
  2. Step 2: Convert to fraction form
    83,997.58/115,916.64 = 46,271.82/x
  3. Step 3: Cross multiply
    83,997.58x = 115,916.64 × 46,271.82
  4. Step 4: Simplify right side
    83,997.58x = 5,363,673,901.08
  5. Step 5: Solve for x
    x = 5,363,673,901.08/83,997.58
  6. Step 6: Final answer
    x = 63,855.10

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1.5x scale

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.