Home / 117,072.84-161,560.52-63,358.24

Finding the Fourth Proportional to 117,072.84, 161,560.52 and 63,358.24

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Solution

The fourth proportional to 117,072.84, 161,560.52 and 63,358.24 is: 87,434.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,072.84 : 161,560.52 = 63,358.24 : x
  2. Step 2: Convert to fraction form
    117,072.84/161,560.52 = 63,358.24/x
  3. Step 3: Cross multiply
    117,072.84x = 161,560.52 × 63,358.24
  4. Step 4: Simplify right side
    117,072.84x = 10,236,191,172.08
  5. Step 5: Solve for x
    x = 10,236,191,172.08/117,072.84
  6. Step 6: Final answer
    x = 87,434.38

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1.5x scale

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.