Home / 66,319.80-99,503.46-33,036.90

Finding the Fourth Proportional to 66,319.80, 99,503.46 and 33,036.90

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Solution

The fourth proportional to 66,319.80, 99,503.46 and 33,036.90 is: 49,567.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,319.80 : 99,503.46 = 33,036.90 : x
  2. Step 2: Convert to fraction form
    66,319.80/99,503.46 = 33,036.90/x
  3. Step 3: Cross multiply
    66,319.80x = 99,503.46 × 33,036.90
  4. Step 4: Simplify right side
    66,319.80x = 3,287,285,857.67
  5. Step 5: Solve for x
    x = 3,287,285,857.67/66,319.80
  6. Step 6: Final answer
    x = 49,567.19

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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.