Home / 53,883.90-74,351.07-31,224.96

Finding the Fourth Proportional to 53,883.90, 74,351.07 and 31,224.96

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Solution

The fourth proportional to 53,883.90, 74,351.07 and 31,224.96 is: 43,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,883.90 : 74,351.07 = 31,224.96 : x
  2. Step 2: Convert to fraction form
    53,883.90/74,351.07 = 31,224.96/x
  3. Step 3: Cross multiply
    53,883.90x = 74,351.07 × 31,224.96
  4. Step 4: Simplify right side
    53,883.90x = 2,321,609,186.71
  5. Step 5: Solve for x
    x = 2,321,609,186.71/53,883.90
  6. Step 6: Final answer
    x = 43,085.40

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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.