Home / 55,627.88-76,769.73-31,762.04

Finding the Fourth Proportional to 55,627.88, 76,769.73 and 31,762.04

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Solution

The fourth proportional to 55,627.88, 76,769.73 and 31,762.04 is: 43,833.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,627.88 : 76,769.73 = 31,762.04 : x
  2. Step 2: Convert to fraction form
    55,627.88/76,769.73 = 31,762.04/x
  3. Step 3: Cross multiply
    55,627.88x = 76,769.73 × 31,762.04
  4. Step 4: Simplify right side
    55,627.88x = 2,438,362,851.20
  5. Step 5: Solve for x
    x = 2,438,362,851.20/55,627.88
  6. Step 6: Final answer
    x = 43,833.47

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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.