Home / 66,250.65-91,427.58-36,037.68

Finding the Fourth Proportional to 66,250.65, 91,427.58 and 36,037.68

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Solution

The fourth proportional to 66,250.65, 91,427.58 and 36,037.68 is: 49,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,250.65 : 91,427.58 = 36,037.68 : x
  2. Step 2: Convert to fraction form
    66,250.65/91,427.58 = 36,037.68/x
  3. Step 3: Cross multiply
    66,250.65x = 91,427.58 × 36,037.68
  4. Step 4: Simplify right side
    66,250.65x = 3,294,837,871.21
  5. Step 5: Solve for x
    x = 3,294,837,871.21/66,250.65
  6. Step 6: Final answer
    x = 49,732.91

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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.