Home / 177,051.56-244,323.52-100,570.40

Finding the Fourth Proportional to 177,051.56, 244,323.52 and 100,570.40

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Solution

The fourth proportional to 177,051.56, 244,323.52 and 100,570.40 is: 138,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,051.56 : 244,323.52 = 100,570.40 : x
  2. Step 2: Convert to fraction form
    177,051.56/244,323.52 = 100,570.40/x
  3. Step 3: Cross multiply
    177,051.56x = 244,323.52 × 100,570.40
  4. Step 4: Simplify right side
    177,051.56x = 24,571,714,135.81
  5. Step 5: Solve for x
    x = 24,571,714,135.81/177,051.56
  6. Step 6: Final answer
    x = 138,782.82

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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.