Home / 185,106.16-255,451.32-113,525.65

Finding the Fourth Proportional to 185,106.16, 255,451.32 and 113,525.65

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Solution

The fourth proportional to 185,106.16, 255,451.32 and 113,525.65 is: 156,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,106.16 : 255,451.32 = 113,525.65 : x
  2. Step 2: Convert to fraction form
    185,106.16/255,451.32 = 113,525.65/x
  3. Step 3: Cross multiply
    185,106.16x = 255,451.32 × 113,525.65
  4. Step 4: Simplify right side
    185,106.16x = 29,000,277,465.67
  5. Step 5: Solve for x
    x = 29,000,277,465.67/185,106.16
  6. Step 6: Final answer
    x = 156,668.35

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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.