Home / 142,537.20-213,805.80-37,366.80

Finding the Fourth Proportional to 142,537.20, 213,805.80 and 37,366.80

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Solution

The fourth proportional to 142,537.20, 213,805.80 and 37,366.80 is: 56,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,537.20 : 213,805.80 = 37,366.80 : x
  2. Step 2: Convert to fraction form
    142,537.20/213,805.80 = 37,366.80/x
  3. Step 3: Cross multiply
    142,537.20x = 213,805.80 × 37,366.80
  4. Step 4: Simplify right side
    142,537.20x = 7,989,238,567.44
  5. Step 5: Solve for x
    x = 7,989,238,567.44/142,537.20
  6. Step 6: Final answer
    x = 56,050.20

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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.