Home / 117,519.14-162,175.47-63,803.07

Finding the Fourth Proportional to 117,519.14, 162,175.47 and 63,803.07

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Solution

The fourth proportional to 117,519.14, 162,175.47 and 63,803.07 is: 88,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,519.14 : 162,175.47 = 63,803.07 : x
  2. Step 2: Convert to fraction form
    117,519.14/162,175.47 = 63,803.07/x
  3. Step 3: Cross multiply
    117,519.14x = 162,175.47 × 63,803.07
  4. Step 4: Simplify right side
    117,519.14x = 10,347,292,864.69
  5. Step 5: Solve for x
    x = 10,347,292,864.69/117,519.14
  6. Step 6: Final answer
    x = 88,047.73

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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.