Home / 104,984.04-144,878.83-57,237.74

Finding the Fourth Proportional to 104,984.04, 144,878.83 and 57,237.74

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Solution

The fourth proportional to 104,984.04, 144,878.83 and 57,237.74 is: 78,988.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,984.04 : 144,878.83 = 57,237.74 : x
  2. Step 2: Convert to fraction form
    104,984.04/144,878.83 = 57,237.74/x
  3. Step 3: Cross multiply
    104,984.04x = 144,878.83 × 57,237.74
  4. Step 4: Simplify right side
    104,984.04x = 8,292,536,803.04
  5. Step 5: Solve for x
    x = 8,292,536,803.04/104,984.04
  6. Step 6: Final answer
    x = 78,988.55

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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.