Home / 52,825.08-79,235.57-21,225.67

Finding the Fourth Proportional to 52,825.08, 79,235.57 and 21,225.67

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Solution

The fourth proportional to 52,825.08, 79,235.57 and 21,225.67 is: 31,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,825.08 : 79,235.57 = 21,225.67 : x
  2. Step 2: Convert to fraction form
    52,825.08/79,235.57 = 21,225.67/x
  3. Step 3: Cross multiply
    52,825.08x = 79,235.57 × 21,225.67
  4. Step 4: Simplify right side
    52,825.08x = 1,681,827,916.06
  5. Step 5: Solve for x
    x = 1,681,827,916.06/52,825.08
  6. Step 6: Final answer
    x = 31,837.68

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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.