Home / 185,225.45-255,586.67-117,122.27

Finding the Fourth Proportional to 185,225.45, 255,586.67 and 117,122.27

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Solution

The fourth proportional to 185,225.45, 255,586.67 and 117,122.27 is: 161,613.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,225.45 : 255,586.67 = 117,122.27 : x
  2. Step 2: Convert to fraction form
    185,225.45/255,586.67 = 117,122.27/x
  3. Step 3: Cross multiply
    185,225.45x = 255,586.67 × 117,122.27
  4. Step 4: Simplify right side
    185,225.45x = 29,934,889,547.80
  5. Step 5: Solve for x
    x = 29,934,889,547.80/185,225.45
  6. Step 6: Final answer
    x = 161,613.27

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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.