Home / 95,420.54-143,158.51-38,465.05

Finding the Fourth Proportional to 95,420.54, 143,158.51 and 38,465.05

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Solution

The fourth proportional to 95,420.54, 143,158.51 and 38,465.05 is: 57,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,420.54 : 143,158.51 = 38,465.05 : x
  2. Step 2: Convert to fraction form
    95,420.54/143,158.51 = 38,465.05/x
  3. Step 3: Cross multiply
    95,420.54x = 143,158.51 × 38,465.05
  4. Step 4: Simplify right side
    95,420.54x = 5,506,599,245.08
  5. Step 5: Solve for x
    x = 5,506,599,245.08/95,420.54
  6. Step 6: Final answer
    x = 57,708.74

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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.