Home / 111,486.05-167,254.61-48,316.77

Finding the Fourth Proportional to 111,486.05, 167,254.61 and 48,316.77

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Solution

The fourth proportional to 111,486.05, 167,254.61 and 48,316.77 is: 72,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,486.05 : 167,254.61 = 48,316.77 : x
  2. Step 2: Convert to fraction form
    111,486.05/167,254.61 = 48,316.77/x
  3. Step 3: Cross multiply
    111,486.05x = 167,254.61 × 48,316.77
  4. Step 4: Simplify right side
    111,486.05x = 8,081,202,643.60
  5. Step 5: Solve for x
    x = 8,081,202,643.60/111,486.05
  6. Step 6: Final answer
    x = 72,486.22

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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.