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Finding the Fourth Proportional to 30,571.55, 45,823.66 and 23,051.00

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Solution

The fourth proportional to 30,571.55, 45,823.66 and 23,051.00 is: 34,551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,571.55 : 45,823.66 = 23,051.00 : x
  2. Step 2: Convert to fraction form
    30,571.55/45,823.66 = 23,051.00/x
  3. Step 3: Cross multiply
    30,571.55x = 45,823.66 × 23,051.00
  4. Step 4: Simplify right side
    30,571.55x = 1,056,280,842.29
  5. Step 5: Solve for x
    x = 1,056,280,842.29/30,571.55
  6. Step 6: Final answer
    x = 34,551.11

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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.