Home / 117,509.97-162,164.93-63,795.43

Finding the Fourth Proportional to 117,509.97, 162,164.93 and 63,795.43

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Solution

The fourth proportional to 117,509.97, 162,164.93 and 63,795.43 is: 88,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,509.97 : 162,164.93 = 63,795.43 : x
  2. Step 2: Convert to fraction form
    117,509.97/162,164.93 = 63,795.43/x
  3. Step 3: Cross multiply
    117,509.97x = 162,164.93 × 63,795.43
  4. Step 4: Simplify right side
    117,509.97x = 10,345,381,440.27
  5. Step 5: Solve for x
    x = 10,345,381,440.27/117,509.97
  6. Step 6: Final answer
    x = 88,038.33

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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.