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Finding the Fourth Proportional to 67,303.76, 92,879.80 and 37,090.17

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Solution

The fourth proportional to 67,303.76, 92,879.80 and 37,090.17 is: 51,184.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,303.76 : 92,879.80 = 37,090.17 : x
  2. Step 2: Convert to fraction form
    67,303.76/92,879.80 = 37,090.17/x
  3. Step 3: Cross multiply
    67,303.76x = 92,879.80 × 37,090.17
  4. Step 4: Simplify right side
    67,303.76x = 3,444,927,571.57
  5. Step 5: Solve for x
    x = 3,444,927,571.57/67,303.76
  6. Step 6: Final answer
    x = 51,184.77

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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.