Home / 104,678.92-157,014.73-45,514.70

Finding the Fourth Proportional to 104,678.92, 157,014.73 and 45,514.70

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Solution

The fourth proportional to 104,678.92, 157,014.73 and 45,514.70 is: 68,270.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,678.92 : 157,014.73 = 45,514.70 : x
  2. Step 2: Convert to fraction form
    104,678.92/157,014.73 = 45,514.70/x
  3. Step 3: Cross multiply
    104,678.92x = 157,014.73 × 45,514.70
  4. Step 4: Simplify right side
    104,678.92x = 7,146,478,331.53
  5. Step 5: Solve for x
    x = 7,146,478,331.53/104,678.92
  6. Step 6: Final answer
    x = 68,270.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.