Home / 103,335.14-154,858.34-55,847.86

Finding the Fourth Proportional to 103,335.14, 154,858.34 and 55,847.86

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Solution

The fourth proportional to 103,335.14, 154,858.34 and 55,847.86 is: 83,693.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,335.14 : 154,858.34 = 55,847.86 : x
  2. Step 2: Convert to fraction form
    103,335.14/154,858.34 = 55,847.86/x
  3. Step 3: Cross multiply
    103,335.14x = 154,858.34 × 55,847.86
  4. Step 4: Simplify right side
    103,335.14x = 8,648,506,892.15
  5. Step 5: Solve for x
    x = 8,648,506,892.15/103,335.14
  6. Step 6: Final answer
    x = 83,693.76

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1.5x scale

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.