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Finding the Fourth Proportional to 92,681.58, 127,824.42 and 56,846.37

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Solution

The fourth proportional to 92,681.58, 127,824.42 and 56,846.37 is: 78,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,681.58 : 127,824.42 = 56,846.37 : x
  2. Step 2: Convert to fraction form
    92,681.58/127,824.42 = 56,846.37/x
  3. Step 3: Cross multiply
    92,681.58x = 127,824.42 × 56,846.37
  4. Step 4: Simplify right side
    92,681.58x = 7,266,354,274.36
  5. Step 5: Solve for x
    x = 7,266,354,274.36/92,681.58
  6. Step 6: Final answer
    x = 78,401.28

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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.