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Finding the Fourth Proportional to 55,483.98, 83,246.98 and 33,312.84

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Solution

The fourth proportional to 55,483.98, 83,246.98 and 33,312.84 is: 49,981.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,483.98 : 83,246.98 = 33,312.84 : x
  2. Step 2: Convert to fraction form
    55,483.98/83,246.98 = 33,312.84/x
  3. Step 3: Cross multiply
    55,483.98x = 83,246.98 × 33,312.84
  4. Step 4: Simplify right side
    55,483.98x = 2,773,193,325.22
  5. Step 5: Solve for x
    x = 2,773,193,325.22/55,483.98
  6. Step 6: Final answer
    x = 49,981.87

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1.5x scale

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.