Home / 58,868.48-88,305.78-19,428.67

Finding the Fourth Proportional to 58,868.48, 88,305.78 and 19,428.67

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Solution

The fourth proportional to 58,868.48, 88,305.78 and 19,428.67 is: 29,144.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,868.48 : 88,305.78 = 19,428.67 : x
  2. Step 2: Convert to fraction form
    58,868.48/88,305.78 = 19,428.67/x
  3. Step 3: Cross multiply
    58,868.48x = 88,305.78 × 19,428.67
  4. Step 4: Simplify right side
    58,868.48x = 1,715,663,932.67
  5. Step 5: Solve for x
    x = 1,715,663,932.67/58,868.48
  6. Step 6: Final answer
    x = 29,144.01

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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.