Home / 66,903.98-92,327.24-36,688.55

Finding the Fourth Proportional to 66,903.98, 92,327.24 and 36,688.55

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Solution

The fourth proportional to 66,903.98, 92,327.24 and 36,688.55 is: 50,630.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,903.98 : 92,327.24 = 36,688.55 : x
  2. Step 2: Convert to fraction form
    66,903.98/92,327.24 = 36,688.55/x
  3. Step 3: Cross multiply
    66,903.98x = 92,327.24 × 36,688.55
  4. Step 4: Simplify right side
    66,903.98x = 3,387,352,191.19
  5. Step 5: Solve for x
    x = 3,387,352,191.19/66,903.98
  6. Step 6: Final answer
    x = 50,630.06

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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.