Home / 111,774.03-167,646.75-36,875.64

Finding the Fourth Proportional to 111,774.03, 167,646.75 and 36,875.64

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Solution

The fourth proportional to 111,774.03, 167,646.75 and 36,875.64 is: 55,308.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,774.03 : 167,646.75 = 36,875.64 : x
  2. Step 2: Convert to fraction form
    111,774.03/167,646.75 = 36,875.64/x
  3. Step 3: Cross multiply
    111,774.03x = 167,646.75 × 36,875.64
  4. Step 4: Simplify right side
    111,774.03x = 6,182,081,200.17
  5. Step 5: Solve for x
    x = 6,182,081,200.17/111,774.03
  6. Step 6: Final answer
    x = 55,308.74

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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.