Home / 49,415.90-74,131.07-14,351.00

Finding the Fourth Proportional to 49,415.90, 74,131.07 and 14,351.00

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Solution

The fourth proportional to 49,415.90, 74,131.07 and 14,351.00 is: 21,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,415.90 : 74,131.07 = 14,351.00 : x
  2. Step 2: Convert to fraction form
    49,415.90/74,131.07 = 14,351.00/x
  3. Step 3: Cross multiply
    49,415.90x = 74,131.07 × 14,351.00
  4. Step 4: Simplify right side
    49,415.90x = 1,063,854,543.16
  5. Step 5: Solve for x
    x = 1,063,854,543.16/49,415.90
  6. Step 6: Final answer
    x = 21,528.59

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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.