Home / 66,320.30-99,504.22-33,037.40

Finding the Fourth Proportional to 66,320.30, 99,504.22 and 33,037.40

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Solution

The fourth proportional to 66,320.30, 99,504.22 and 33,037.40 is: 49,567.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,320.30 : 99,504.22 = 33,037.40 : x
  2. Step 2: Convert to fraction form
    66,320.30/99,504.22 = 33,037.40/x
  3. Step 3: Cross multiply
    66,320.30x = 99,504.22 × 33,037.40
  4. Step 4: Simplify right side
    66,320.30x = 3,287,360,717.83
  5. Step 5: Solve for x
    x = 3,287,360,717.83/66,320.30
  6. Step 6: Final answer
    x = 49,567.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.