Home / 54,775.61-75,590.65-30,577.67

Finding the Fourth Proportional to 54,775.61, 75,590.65 and 30,577.67

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Solution

The fourth proportional to 54,775.61, 75,590.65 and 30,577.67 is: 42,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,775.61 : 75,590.65 = 30,577.67 : x
  2. Step 2: Convert to fraction form
    54,775.61/75,590.65 = 30,577.67/x
  3. Step 3: Cross multiply
    54,775.61x = 75,590.65 × 30,577.67
  4. Step 4: Simplify right side
    54,775.61x = 2,311,385,950.79
  5. Step 5: Solve for x
    x = 2,311,385,950.79/54,775.61
  6. Step 6: Final answer
    x = 42,197.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.