Home / 37,040.90-55,547.37-12,075.08

Finding the Fourth Proportional to 37,040.90, 55,547.37 and 12,075.08

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Solution

The fourth proportional to 37,040.90, 55,547.37 and 12,075.08 is: 18,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.90 : 55,547.37 = 12,075.08 : x
  2. Step 2: Convert to fraction form
    37,040.90/55,547.37 = 12,075.08/x
  3. Step 3: Cross multiply
    37,040.90x = 55,547.37 × 12,075.08
  4. Step 4: Simplify right side
    37,040.90x = 670,738,658.80
  5. Step 5: Solve for x
    x = 670,738,658.80/37,040.90
  6. Step 6: Final answer
    x = 18,108.06

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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.