Home / 53,420.01-73,717.19-29,220.55

Finding the Fourth Proportional to 53,420.01, 73,717.19 and 29,220.55

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Solution

The fourth proportional to 53,420.01, 73,717.19 and 29,220.55 is: 40,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,420.01 : 73,717.19 = 29,220.55 : x
  2. Step 2: Convert to fraction form
    53,420.01/73,717.19 = 29,220.55/x
  3. Step 3: Cross multiply
    53,420.01x = 73,717.19 × 29,220.55
  4. Step 4: Simplify right side
    53,420.01x = 2,154,056,615.44
  5. Step 5: Solve for x
    x = 2,154,056,615.44/53,420.01
  6. Step 6: Final answer
    x = 40,323.03

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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.