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Finding the Fourth Proportional to 60,503.58, 83,485.11 and 33,645.40

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Solution

The fourth proportional to 60,503.58, 83,485.11 and 33,645.40 is: 46,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,503.58 : 83,485.11 = 33,645.40 : x
  2. Step 2: Convert to fraction form
    60,503.58/83,485.11 = 33,645.40/x
  3. Step 3: Cross multiply
    60,503.58x = 83,485.11 × 33,645.40
  4. Step 4: Simplify right side
    60,503.58x = 2,808,889,919.99
  5. Step 5: Solve for x
    x = 2,808,889,919.99/60,503.58
  6. Step 6: Final answer
    x = 46,425.19

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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.