Home / 382,939.56-574,430.93-116,708.76

Finding the Fourth Proportional to 382,939.56, 574,430.93 and 116,708.76

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Solution

The fourth proportional to 382,939.56, 574,430.93 and 116,708.76 is: 175,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,939.56 : 574,430.93 = 116,708.76 : x
  2. Step 2: Convert to fraction form
    382,939.56/574,430.93 = 116,708.76/x
  3. Step 3: Cross multiply
    382,939.56x = 574,430.93 × 116,708.76
  4. Step 4: Simplify right side
    382,939.56x = 67,041,121,837.72
  5. Step 5: Solve for x
    x = 67,041,121,837.72/382,939.56
  6. Step 6: Final answer
    x = 175,069.72

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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.