Home / 40,300.03-55,612.36-22,394.88

Finding the Fourth Proportional to 40,300.03, 55,612.36 and 22,394.88

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Solution

The fourth proportional to 40,300.03, 55,612.36 and 22,394.88 is: 30,904.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.03 : 55,612.36 = 22,394.88 : x
  2. Step 2: Convert to fraction form
    40,300.03/55,612.36 = 22,394.88/x
  3. Step 3: Cross multiply
    40,300.03x = 55,612.36 × 22,394.88
  4. Step 4: Simplify right side
    40,300.03x = 1,245,432,128.72
  5. Step 5: Solve for x
    x = 1,245,432,128.72/40,300.03
  6. Step 6: Final answer
    x = 30,904.00

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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.