Home / 40,077.23-55,307.43-22,173.48

Finding the Fourth Proportional to 40,077.23, 55,307.43 and 22,173.48

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Solution

The fourth proportional to 40,077.23, 55,307.43 and 22,173.48 is: 30,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,077.23 : 55,307.43 = 22,173.48 : x
  2. Step 2: Convert to fraction form
    40,077.23/55,307.43 = 22,173.48/x
  3. Step 3: Cross multiply
    40,077.23x = 55,307.43 × 22,173.48
  4. Step 4: Simplify right side
    40,077.23x = 1,226,358,192.96
  5. Step 5: Solve for x
    x = 1,226,358,192.96/40,077.23
  6. Step 6: Final answer
    x = 30,599.88

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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.