Home / 74,917.04-103,390.29-43,085.25

Finding the Fourth Proportional to 74,917.04, 103,390.29 and 43,085.25

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Solution

The fourth proportional to 74,917.04, 103,390.29 and 43,085.25 is: 59,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,917.04 : 103,390.29 = 43,085.25 : x
  2. Step 2: Convert to fraction form
    74,917.04/103,390.29 = 43,085.25/x
  3. Step 3: Cross multiply
    74,917.04x = 103,390.29 × 43,085.25
  4. Step 4: Simplify right side
    74,917.04x = 4,454,596,492.22
  5. Step 5: Solve for x
    x = 4,454,596,492.22/74,917.04
  6. Step 6: Final answer
    x = 59,460.39

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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.