Home / 53,237.33-79,911.36-39,213.18

Finding the Fourth Proportional to 53,237.33, 79,911.36 and 39,213.18

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Solution

The fourth proportional to 53,237.33, 79,911.36 and 39,213.18 is: 58,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,237.33 : 79,911.36 = 39,213.18 : x
  2. Step 2: Convert to fraction form
    53,237.33/79,911.36 = 39,213.18/x
  3. Step 3: Cross multiply
    53,237.33x = 79,911.36 × 39,213.18
  4. Step 4: Simplify right side
    53,237.33x = 3,133,578,543.72
  5. Step 5: Solve for x
    x = 3,133,578,543.72/53,237.33
  6. Step 6: Final answer
    x = 58,860.56

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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.