Home / 66,437.42-91,709.24-48,673.52

Finding the Fourth Proportional to 66,437.42, 91,709.24 and 48,673.52

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Solution

The fourth proportional to 66,437.42, 91,709.24 and 48,673.52 is: 67,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,437.42 : 91,709.24 = 48,673.52 : x
  2. Step 2: Convert to fraction form
    66,437.42/91,709.24 = 48,673.52/x
  3. Step 3: Cross multiply
    66,437.42x = 91,709.24 × 48,673.52
  4. Step 4: Simplify right side
    66,437.42x = 4,463,811,527.32
  5. Step 5: Solve for x
    x = 4,463,811,527.32/66,437.42
  6. Step 6: Final answer
    x = 67,188.21

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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.