Home / 155,480.86-233,220.53-60,720.67

Finding the Fourth Proportional to 155,480.86, 233,220.53 and 60,720.67

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Solution

The fourth proportional to 155,480.86, 233,220.53 and 60,720.67 is: 91,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,480.86 : 233,220.53 = 60,720.67 : x
  2. Step 2: Convert to fraction form
    155,480.86/233,220.53 = 60,720.67/x
  3. Step 3: Cross multiply
    155,480.86x = 233,220.53 × 60,720.67
  4. Step 4: Simplify right side
    155,480.86x = 14,161,306,408.11
  5. Step 5: Solve for x
    x = 14,161,306,408.11/155,480.86
  6. Step 6: Final answer
    x = 91,080.71

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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.