Home / 37,064.08-51,147.93-21,148.80

Finding the Fourth Proportional to 37,064.08, 51,147.93 and 21,148.80

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Solution

The fourth proportional to 37,064.08, 51,147.93 and 21,148.80 is: 29,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,064.08 : 51,147.93 = 21,148.80 : x
  2. Step 2: Convert to fraction form
    37,064.08/51,147.93 = 21,148.80/x
  3. Step 3: Cross multiply
    37,064.08x = 51,147.93 × 21,148.80
  4. Step 4: Simplify right side
    37,064.08x = 1,081,717,341.98
  5. Step 5: Solve for x
    x = 1,081,717,341.98/37,064.08
  6. Step 6: Final answer
    x = 29,185.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.