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Finding the Fourth Proportional to 67,403.60, 101,068.95 and 27,964.70

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Solution

The fourth proportional to 67,403.60, 101,068.95 and 27,964.70 is: 41,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,403.60 : 101,068.95 = 27,964.70 : x
  2. Step 2: Convert to fraction form
    67,403.60/101,068.95 = 27,964.70/x
  3. Step 3: Cross multiply
    67,403.60x = 101,068.95 × 27,964.70
  4. Step 4: Simplify right side
    67,403.60x = 2,826,362,866.07
  5. Step 5: Solve for x
    x = 2,826,362,866.07/67,403.60
  6. Step 6: Final answer
    x = 41,931.93

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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.