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Finding the Fourth Proportional to 45,555.54, 62,866.74 and 25,411.92

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Solution

The fourth proportional to 45,555.54, 62,866.74 and 25,411.92 is: 35,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,555.54 : 62,866.74 = 25,411.92 : x
  2. Step 2: Convert to fraction form
    45,555.54/62,866.74 = 25,411.92/x
  3. Step 3: Cross multiply
    45,555.54x = 62,866.74 × 25,411.92
  4. Step 4: Simplify right side
    45,555.54x = 1,597,564,567.54
  5. Step 5: Solve for x
    x = 1,597,564,567.54/45,555.54
  6. Step 6: Final answer
    x = 35,068.50

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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.