Home / 53,743.96-74,140.86-46,279

Finding the Fourth Proportional to 53,743.96, 74,140.86 and 46,279

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Solution

The fourth proportional to 53,743.96, 74,140.86 and 46,279 is: 63,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,743.96 : 74,140.86 = 46,279 : x
  2. Step 2: Convert to fraction form
    53,743.96/74,140.86 = 46,279/x
  3. Step 3: Cross multiply
    53,743.96x = 74,140.86 × 46,279
  4. Step 4: Simplify right side
    53,743.96x = 3,431,164,859.94
  5. Step 5: Solve for x
    x = 3,431,164,859.94/53,743.96
  6. Step 6: Final answer
    x = 63,842.80

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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.