Home / 165,629.95-248,484.57-53,320.67

Finding the Fourth Proportional to 165,629.95, 248,484.57 and 53,320.67

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Solution

The fourth proportional to 165,629.95, 248,484.57 and 53,320.67 is: 79,993.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,629.95 : 248,484.57 = 53,320.67 : x
  2. Step 2: Convert to fraction form
    165,629.95/248,484.57 = 53,320.67/x
  3. Step 3: Cross multiply
    165,629.95x = 248,484.57 × 53,320.67
  4. Step 4: Simplify right side
    165,629.95x = 13,249,363,757.06
  5. Step 5: Solve for x
    x = 13,249,363,757.06/165,629.95
  6. Step 6: Final answer
    x = 79,993.77

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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.