Home / 67,188.09-92,717.23-36,970.58

Finding the Fourth Proportional to 67,188.09, 92,717.23 and 36,970.58

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Solution

The fourth proportional to 67,188.09, 92,717.23 and 36,970.58 is: 51,018.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,188.09 : 92,717.23 = 36,970.58 : x
  2. Step 2: Convert to fraction form
    67,188.09/92,717.23 = 36,970.58/x
  3. Step 3: Cross multiply
    67,188.09x = 92,717.23 × 36,970.58
  4. Step 4: Simplify right side
    67,188.09x = 3,427,809,861.52
  5. Step 5: Solve for x
    x = 3,427,809,861.52/67,188.09
  6. Step 6: Final answer
    x = 51,018.12

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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.