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Finding the Fourth Proportional to 44,603.41, 66,928.53 and 19,660.54

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Solution

The fourth proportional to 44,603.41, 66,928.53 and 19,660.54 is: 29,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,603.41 : 66,928.53 = 19,660.54 : x
  2. Step 2: Convert to fraction form
    44,603.41/66,928.53 = 19,660.54/x
  3. Step 3: Cross multiply
    44,603.41x = 66,928.53 × 19,660.54
  4. Step 4: Simplify right side
    44,603.41x = 1,315,851,041.21
  5. Step 5: Solve for x
    x = 1,315,851,041.21/44,603.41
  6. Step 6: Final answer
    x = 29,501.13

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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.