Home / 103,954.02-155,907.18-29,079.47

Finding the Fourth Proportional to 103,954.02, 155,907.18 and 29,079.47

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Solution

The fourth proportional to 103,954.02, 155,907.18 and 29,079.47 is: 43,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,954.02 : 155,907.18 = 29,079.47 : x
  2. Step 2: Convert to fraction form
    103,954.02/155,907.18 = 29,079.47/x
  3. Step 3: Cross multiply
    103,954.02x = 155,907.18 × 29,079.47
  4. Step 4: Simplify right side
    103,954.02x = 4,533,697,384.06
  5. Step 5: Solve for x
    x = 4,533,697,384.06/103,954.02
  6. Step 6: Final answer
    x = 43,612.53

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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.