Home / 193,498.80-290,214.12-53,223.60

Finding the Fourth Proportional to 193,498.80, 290,214.12 and 53,223.60

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Solution

The fourth proportional to 193,498.80, 290,214.12 and 53,223.60 is: 79,826.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,498.80 : 290,214.12 = 53,223.60 : x
  2. Step 2: Convert to fraction form
    193,498.80/290,214.12 = 53,223.60/x
  3. Step 3: Cross multiply
    193,498.80x = 290,214.12 × 53,223.60
  4. Step 4: Simplify right side
    193,498.80x = 15,446,240,237.23
  5. Step 5: Solve for x
    x = 15,446,240,237.23/193,498.80
  6. Step 6: Final answer
    x = 79,826.03

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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.