Home / 117,240.16-175,736.28-38,333.20

Finding the Fourth Proportional to 117,240.16, 175,736.28 and 38,333.20

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Solution

The fourth proportional to 117,240.16, 175,736.28 and 38,333.20 is: 57,459.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,240.16 : 175,736.28 = 38,333.20 : x
  2. Step 2: Convert to fraction form
    117,240.16/175,736.28 = 38,333.20/x
  3. Step 3: Cross multiply
    117,240.16x = 175,736.28 × 38,333.20
  4. Step 4: Simplify right side
    117,240.16x = 6,736,533,968.50
  5. Step 5: Solve for x
    x = 6,736,533,968.50/117,240.16
  6. Step 6: Final answer
    x = 57,459.27

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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.