Home / 113,347.44-156,416.94-65,599.83

Finding the Fourth Proportional to 113,347.44, 156,416.94 and 65,599.83

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Solution

The fourth proportional to 113,347.44, 156,416.94 and 65,599.83 is: 90,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,347.44 : 156,416.94 = 65,599.83 : x
  2. Step 2: Convert to fraction form
    113,347.44/156,416.94 = 65,599.83/x
  3. Step 3: Cross multiply
    113,347.44x = 156,416.94 × 65,599.83
  4. Step 4: Simplify right side
    113,347.44x = 10,260,924,673.12
  5. Step 5: Solve for x
    x = 10,260,924,673.12/113,347.44
  6. Step 6: Final answer
    x = 90,526.30

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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.