Home / 74,666.96-112,000.72-51,222.32

Finding the Fourth Proportional to 74,666.96, 112,000.72 and 51,222.32

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Solution

The fourth proportional to 74,666.96, 112,000.72 and 51,222.32 is: 76,833.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,666.96 : 112,000.72 = 51,222.32 : x
  2. Step 2: Convert to fraction form
    74,666.96/112,000.72 = 51,222.32/x
  3. Step 3: Cross multiply
    74,666.96x = 112,000.72 × 51,222.32
  4. Step 4: Simplify right side
    74,666.96x = 5,736,936,720.07
  5. Step 5: Solve for x
    x = 5,736,936,720.07/74,666.96
  6. Step 6: Final answer
    x = 76,833.67

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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.