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Finding the Fourth Proportional to 67,580.51, 93,267.90 and 37,368.12

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Solution

The fourth proportional to 67,580.51, 93,267.90 and 37,368.12 is: 51,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,580.51 : 93,267.90 = 37,368.12 : x
  2. Step 2: Convert to fraction form
    67,580.51/93,267.90 = 37,368.12/x
  3. Step 3: Cross multiply
    67,580.51x = 93,267.90 × 37,368.12
  4. Step 4: Simplify right side
    67,580.51x = 3,485,246,079.35
  5. Step 5: Solve for x
    x = 3,485,246,079.35/67,580.51
  6. Step 6: Final answer
    x = 51,571.76

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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.