Home / 185,473.10-255,953.18-100,590.23

Finding the Fourth Proportional to 185,473.10, 255,953.18 and 100,590.23

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Solution

The fourth proportional to 185,473.10, 255,953.18 and 100,590.23 is: 138,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,473.10 : 255,953.18 = 100,590.23 : x
  2. Step 2: Convert to fraction form
    185,473.10/255,953.18 = 100,590.23/x
  3. Step 3: Cross multiply
    185,473.10x = 255,953.18 × 100,590.23
  4. Step 4: Simplify right side
    185,473.10x = 25,746,389,245.43
  5. Step 5: Solve for x
    x = 25,746,389,245.43/185,473.10
  6. Step 6: Final answer
    x = 138,814.68

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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.