Home / 49,038.80-73,412.40-29,307.20

Finding the Fourth Proportional to 49,038.80, 73,412.40 and 29,307.20

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Solution

The fourth proportional to 49,038.80, 73,412.40 and 29,307.20 is: 43,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,038.80 : 73,412.40 = 29,307.20 : x
  2. Step 2: Convert to fraction form
    49,038.80/73,412.40 = 29,307.20/x
  3. Step 3: Cross multiply
    49,038.80x = 73,412.40 × 29,307.20
  4. Step 4: Simplify right side
    49,038.80x = 2,151,511,889.28
  5. Step 5: Solve for x
    x = 2,151,511,889.28/49,038.80
  6. Step 6: Final answer
    x = 43,873.67

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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.