Home / 66,549.80-99,897.60-37,025.30

Finding the Fourth Proportional to 66,549.80, 99,897.60 and 37,025.30

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Solution

The fourth proportional to 66,549.80, 99,897.60 and 37,025.30 is: 55,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,549.80 : 99,897.60 = 37,025.30 : x
  2. Step 2: Convert to fraction form
    66,549.80/99,897.60 = 37,025.30/x
  3. Step 3: Cross multiply
    66,549.80x = 99,897.60 × 37,025.30
  4. Step 4: Simplify right side
    66,549.80x = 3,698,738,609.28
  5. Step 5: Solve for x
    x = 3,698,738,609.28/66,549.80
  6. Step 6: Final answer
    x = 55,578.51

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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.