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Finding the Fourth Proportional to 58,970.57, 81,374.25 and 33,478.01

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Solution

The fourth proportional to 58,970.57, 81,374.25 and 33,478.01 is: 46,196.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,970.57 : 81,374.25 = 33,478.01 : x
  2. Step 2: Convert to fraction form
    58,970.57/81,374.25 = 33,478.01/x
  3. Step 3: Cross multiply
    58,970.57x = 81,374.25 × 33,478.01
  4. Step 4: Simplify right side
    58,970.57x = 2,724,247,548.37
  5. Step 5: Solve for x
    x = 2,724,247,548.37/58,970.57
  6. Step 6: Final answer
    x = 46,196.73

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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.