Home / 62,851.04-94,256.30-20,721.32

Finding the Fourth Proportional to 62,851.04, 94,256.30 and 20,721.32

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Solution

The fourth proportional to 62,851.04, 94,256.30 and 20,721.32 is: 31,075.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,851.04 : 94,256.30 = 20,721.32 : x
  2. Step 2: Convert to fraction form
    62,851.04/94,256.30 = 20,721.32/x
  3. Step 3: Cross multiply
    62,851.04x = 94,256.30 × 20,721.32
  4. Step 4: Simplify right side
    62,851.04x = 1,953,114,379.43
  5. Step 5: Solve for x
    x = 1,953,114,379.43/62,851.04
  6. Step 6: Final answer
    x = 31,075.29

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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.