Home / 35,157.15-48,539.50-31,373.81

Finding the Fourth Proportional to 35,157.15, 48,539.50 and 31,373.81

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Solution

The fourth proportional to 35,157.15, 48,539.50 and 31,373.81 is: 43,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.15 : 48,539.50 = 31,373.81 : x
  2. Step 2: Convert to fraction form
    35,157.15/48,539.50 = 31,373.81/x
  3. Step 3: Cross multiply
    35,157.15x = 48,539.50 × 31,373.81
  4. Step 4: Simplify right side
    35,157.15x = 1,522,869,050.50
  5. Step 5: Solve for x
    x = 1,522,869,050.50/35,157.15
  6. Step 6: Final answer
    x = 43,316.06

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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.