Home / 177,225.86-244,586.22-100,768.98

Finding the Fourth Proportional to 177,225.86, 244,586.22 and 100,768.98

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Solution

The fourth proportional to 177,225.86, 244,586.22 and 100,768.98 is: 139,069.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,225.86 : 244,586.22 = 100,768.98 : x
  2. Step 2: Convert to fraction form
    177,225.86/244,586.22 = 100,768.98/x
  3. Step 3: Cross multiply
    177,225.86x = 244,586.22 × 100,768.98
  4. Step 4: Simplify right side
    177,225.86x = 24,646,703,911.46
  5. Step 5: Solve for x
    x = 24,646,703,911.46/177,225.86
  6. Step 6: Final answer
    x = 139,069.46

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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.