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Finding the Fourth Proportional to 46,641.84, 64,300.52 and 39,442.84

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Solution

The fourth proportional to 46,641.84, 64,300.52 and 39,442.84 is: 54,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,641.84 : 64,300.52 = 39,442.84 : x
  2. Step 2: Convert to fraction form
    46,641.84/64,300.52 = 39,442.84/x
  3. Step 3: Cross multiply
    46,641.84x = 64,300.52 × 39,442.84
  4. Step 4: Simplify right side
    46,641.84x = 2,536,195,060.13
  5. Step 5: Solve for x
    x = 2,536,195,060.13/46,641.84
  6. Step 6: Final answer
    x = 54,375.97

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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.