Home / 183,673.16-275,250.54-78,455.24

Finding the Fourth Proportional to 183,673.16, 275,250.54 and 78,455.24

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Solution

The fourth proportional to 183,673.16, 275,250.54 and 78,455.24 is: 117,572.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,673.16 : 275,250.54 = 78,455.24 : x
  2. Step 2: Convert to fraction form
    183,673.16/275,250.54 = 78,455.24/x
  3. Step 3: Cross multiply
    183,673.16x = 275,250.54 × 78,455.24
  4. Step 4: Simplify right side
    183,673.16x = 21,594,847,175.83
  5. Step 5: Solve for x
    x = 21,594,847,175.83/183,673.16
  6. Step 6: Final answer
    x = 117,572.14

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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.