Home / 117,923.49-162,709.07-70,167.51

Finding the Fourth Proportional to 117,923.49, 162,709.07 and 70,167.51

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Solution

The fourth proportional to 117,923.49, 162,709.07 and 70,167.51 is: 96,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,923.49 : 162,709.07 = 70,167.51 : x
  2. Step 2: Convert to fraction form
    117,923.49/162,709.07 = 70,167.51/x
  3. Step 3: Cross multiply
    117,923.49x = 162,709.07 × 70,167.51
  4. Step 4: Simplify right side
    117,923.49x = 11,416,889,945.48
  5. Step 5: Solve for x
    x = 11,416,889,945.48/117,923.49
  6. Step 6: Final answer
    x = 96,816.08

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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.