Home / 66,903.27-92,326.63-36,688.80

Finding the Fourth Proportional to 66,903.27, 92,326.63 and 36,688.80

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Solution

The fourth proportional to 66,903.27, 92,326.63 and 36,688.80 is: 50,630.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,903.27 : 92,326.63 = 36,688.80 : x
  2. Step 2: Convert to fraction form
    66,903.27/92,326.63 = 36,688.80/x
  3. Step 3: Cross multiply
    66,903.27x = 92,326.63 × 36,688.80
  4. Step 4: Simplify right side
    66,903.27x = 3,387,353,639.67
  5. Step 5: Solve for x
    x = 3,387,353,639.67/66,903.27
  6. Step 6: Final answer
    x = 50,630.62

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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.