Home / 53,647.85-74,023.07-29,769.46

Finding the Fourth Proportional to 53,647.85, 74,023.07 and 29,769.46

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Solution

The fourth proportional to 53,647.85, 74,023.07 and 29,769.46 is: 41,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647.85 : 74,023.07 = 29,769.46 : x
  2. Step 2: Convert to fraction form
    53,647.85/74,023.07 = 29,769.46/x
  3. Step 3: Cross multiply
    53,647.85x = 74,023.07 × 29,769.46
  4. Step 4: Simplify right side
    53,647.85x = 2,203,626,487.54
  5. Step 5: Solve for x
    x = 2,203,626,487.54/53,647.85
  6. Step 6: Final answer
    x = 41,075.76

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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.