Home / 117,675.20-162,392.84-63,960.32

Finding the Fourth Proportional to 117,675.20, 162,392.84 and 63,960.32

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Solution

The fourth proportional to 117,675.20, 162,392.84 and 63,960.32 is: 88,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,675.20 : 162,392.84 = 63,960.32 : x
  2. Step 2: Convert to fraction form
    117,675.20/162,392.84 = 63,960.32/x
  3. Step 3: Cross multiply
    117,675.20x = 162,392.84 × 63,960.32
  4. Step 4: Simplify right side
    117,675.20x = 10,386,698,012.11
  5. Step 5: Solve for x
    x = 10,386,698,012.11/117,675.20
  6. Step 6: Final answer
    x = 88,265.82

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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.