Home / 177,259.36-265,940.88-52,603.60

Finding the Fourth Proportional to 177,259.36, 265,940.88 and 52,603.60

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Solution

The fourth proportional to 177,259.36, 265,940.88 and 52,603.60 is: 78,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,259.36 : 265,940.88 = 52,603.60 : x
  2. Step 2: Convert to fraction form
    177,259.36/265,940.88 = 52,603.60/x
  3. Step 3: Cross multiply
    177,259.36x = 265,940.88 × 52,603.60
  4. Step 4: Simplify right side
    177,259.36x = 13,989,447,675.17
  5. Step 5: Solve for x
    x = 13,989,447,675.17/177,259.36
  6. Step 6: Final answer
    x = 78,920.78

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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.