Home / 153,150.11-229,749.69-53,338.67

Finding the Fourth Proportional to 153,150.11, 229,749.69 and 53,338.67

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Solution

The fourth proportional to 153,150.11, 229,749.69 and 53,338.67 is: 80,016.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,150.11 : 229,749.69 = 53,338.67 : x
  2. Step 2: Convert to fraction form
    153,150.11/229,749.69 = 53,338.67/x
  3. Step 3: Cross multiply
    153,150.11x = 229,749.69 × 53,338.67
  4. Step 4: Simplify right side
    153,150.11x = 12,254,542,897.51
  5. Step 5: Solve for x
    x = 12,254,542,897.51/153,150.11
  6. Step 6: Final answer
    x = 80,016.55

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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.