Home / 117,790.08-162,550.24-67,518.24

Finding the Fourth Proportional to 117,790.08, 162,550.24 and 67,518.24

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Solution

The fourth proportional to 117,790.08, 162,550.24 and 67,518.24 is: 93,175.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,790.08 : 162,550.24 = 67,518.24 : x
  2. Step 2: Convert to fraction form
    117,790.08/162,550.24 = 67,518.24/x
  3. Step 3: Cross multiply
    117,790.08x = 162,550.24 × 67,518.24
  4. Step 4: Simplify right side
    117,790.08x = 10,975,106,116.38
  5. Step 5: Solve for x
    x = 10,975,106,116.38/117,790.08
  6. Step 6: Final answer
    x = 93,175.13

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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.