Home / 121,170.50-181,741.83-32,430.93

Finding the Fourth Proportional to 121,170.50, 181,741.83 and 32,430.93

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Solution

The fourth proportional to 121,170.50, 181,741.83 and 32,430.93 is: 48,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,170.50 : 181,741.83 = 32,430.93 : x
  2. Step 2: Convert to fraction form
    121,170.50/181,741.83 = 32,430.93/x
  3. Step 3: Cross multiply
    121,170.50x = 181,741.83 × 32,430.93
  4. Step 4: Simplify right side
    121,170.50x = 5,894,056,566.80
  5. Step 5: Solve for x
    x = 5,894,056,566.80/121,170.50
  6. Step 6: Final answer
    x = 48,642.67

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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.