Home / 111,638.08-167,421.77-36,741.53

Finding the Fourth Proportional to 111,638.08, 167,421.77 and 36,741.53

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Solution

The fourth proportional to 111,638.08, 167,421.77 and 36,741.53 is: 55,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,638.08 : 167,421.77 = 36,741.53 : x
  2. Step 2: Convert to fraction form
    111,638.08/167,421.77 = 36,741.53/x
  3. Step 3: Cross multiply
    111,638.08x = 167,421.77 × 36,741.53
  4. Step 4: Simplify right side
    111,638.08x = 6,151,332,357.74
  5. Step 5: Solve for x
    x = 6,151,332,357.74/111,638.08
  6. Step 6: Final answer
    x = 55,100.66

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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.