Home / 53,580.89-73,945.81-29,712.22

Finding the Fourth Proportional to 53,580.89, 73,945.81 and 29,712.22

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Solution

The fourth proportional to 53,580.89, 73,945.81 and 29,712.22 is: 41,005.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,580.89 : 73,945.81 = 29,712.22 : x
  2. Step 2: Convert to fraction form
    53,580.89/73,945.81 = 29,712.22/x
  3. Step 3: Cross multiply
    53,580.89x = 73,945.81 × 29,712.22
  4. Step 4: Simplify right side
    53,580.89x = 2,197,094,027.07
  5. Step 5: Solve for x
    x = 2,197,094,027.07/53,580.89
  6. Step 6: Final answer
    x = 41,005.18

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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.