Home / 35,205.57-48,583.70-21,061.76

Finding the Fourth Proportional to 35,205.57, 48,583.70 and 21,061.76

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Solution

The fourth proportional to 35,205.57, 48,583.70 and 21,061.76 is: 29,065.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,205.57 : 48,583.70 = 21,061.76 : x
  2. Step 2: Convert to fraction form
    35,205.57/48,583.70 = 21,061.76/x
  3. Step 3: Cross multiply
    35,205.57x = 48,583.70 × 21,061.76
  4. Step 4: Simplify right side
    35,205.57x = 1,023,257,881.08
  5. Step 5: Solve for x
    x = 1,023,257,881.08/35,205.57
  6. Step 6: Final answer
    x = 29,065.23

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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.