Home / 45,564.16-62,876.64-25,420.72

Finding the Fourth Proportional to 45,564.16, 62,876.64 and 25,420.72

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Solution

The fourth proportional to 45,564.16, 62,876.64 and 25,420.72 is: 35,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,564.16 : 62,876.64 = 25,420.72 : x
  2. Step 2: Convert to fraction form
    45,564.16/62,876.64 = 25,420.72/x
  3. Step 3: Cross multiply
    45,564.16x = 62,876.64 × 25,420.72
  4. Step 4: Simplify right side
    45,564.16x = 1,598,369,459.98
  5. Step 5: Solve for x
    x = 1,598,369,459.98/45,564.16
  6. Step 6: Final answer
    x = 35,079.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.