Home / 55,672.52-76,783.38-48,943.88

Finding the Fourth Proportional to 55,672.52, 76,783.38 and 48,943.88

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Solution

The fourth proportional to 55,672.52, 76,783.38 and 48,943.88 is: 67,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,672.52 : 76,783.38 = 48,943.88 : x
  2. Step 2: Convert to fraction form
    55,672.52/76,783.38 = 48,943.88/x
  3. Step 3: Cross multiply
    55,672.52x = 76,783.38 × 48,943.88
  4. Step 4: Simplify right side
    55,672.52x = 3,758,076,536.71
  5. Step 5: Solve for x
    x = 3,758,076,536.71/55,672.52
  6. Step 6: Final answer
    x = 67,503.26

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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.