Home / 106,423.40-159,635.10-94,442.60

Finding the Fourth Proportional to 106,423.40, 159,635.10 and 94,442.60

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Solution

The fourth proportional to 106,423.40, 159,635.10 and 94,442.60 is: 141,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,423.40 : 159,635.10 = 94,442.60 : x
  2. Step 2: Convert to fraction form
    106,423.40/159,635.10 = 94,442.60/x
  3. Step 3: Cross multiply
    106,423.40x = 159,635.10 × 94,442.60
  4. Step 4: Simplify right side
    106,423.40x = 15,076,353,895.26
  5. Step 5: Solve for x
    x = 15,076,353,895.26/106,423.40
  6. Step 6: Final answer
    x = 141,663.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.