Home / 88,984.13-122,824.37-51,284.93

Finding the Fourth Proportional to 88,984.13, 122,824.37 and 51,284.93

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Solution

The fourth proportional to 88,984.13, 122,824.37 and 51,284.93 is: 70,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,984.13 : 122,824.37 = 51,284.93 : x
  2. Step 2: Convert to fraction form
    88,984.13/122,824.37 = 51,284.93/x
  3. Step 3: Cross multiply
    88,984.13x = 122,824.37 × 51,284.93
  4. Step 4: Simplify right side
    88,984.13x = 6,299,038,961.32
  5. Step 5: Solve for x
    x = 6,299,038,961.32/88,984.13
  6. Step 6: Final answer
    x = 70,788.34

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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.