Home / 102,419.03-153,628.53-32,303.81

Finding the Fourth Proportional to 102,419.03, 153,628.53 and 32,303.81

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Solution

The fourth proportional to 102,419.03, 153,628.53 and 32,303.81 is: 48,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,419.03 : 153,628.53 = 32,303.81 : x
  2. Step 2: Convert to fraction form
    102,419.03/153,628.53 = 32,303.81/x
  3. Step 3: Cross multiply
    102,419.03x = 153,628.53 × 32,303.81
  4. Step 4: Simplify right side
    102,419.03x = 4,962,786,075.56
  5. Step 5: Solve for x
    x = 4,962,786,075.56/102,419.03
  6. Step 6: Final answer
    x = 48,455.71

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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.