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Finding the Fourth Proportional to 60,051.00, 90,045.89 and 20,055.59

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Solution

The fourth proportional to 60,051.00, 90,045.89 and 20,055.59 is: 30,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,051.00 : 90,045.89 = 20,055.59 : x
  2. Step 2: Convert to fraction form
    60,051.00/90,045.89 = 20,055.59/x
  3. Step 3: Cross multiply
    60,051.00x = 90,045.89 × 20,055.59
  4. Step 4: Simplify right side
    60,051.00x = 1,805,923,313.40
  5. Step 5: Solve for x
    x = 1,805,923,313.40/60,051.00
  6. Step 6: Final answer
    x = 30,073.16

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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.