Home / 117,923.76-162,733.99-64,208.74

Finding the Fourth Proportional to 117,923.76, 162,733.99 and 64,208.74

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Solution

The fourth proportional to 117,923.76, 162,733.99 and 64,208.74 is: 88,607.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,923.76 : 162,733.99 = 64,208.74 : x
  2. Step 2: Convert to fraction form
    117,923.76/162,733.99 = 64,208.74/x
  3. Step 3: Cross multiply
    117,923.76x = 162,733.99 × 64,208.74
  4. Step 4: Simplify right side
    117,923.76x = 10,448,944,453.07
  5. Step 5: Solve for x
    x = 10,448,944,453.07/117,923.76
  6. Step 6: Final answer
    x = 88,607.63

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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.