Home / 177,135.63-244,453.06-105,505.91

Finding the Fourth Proportional to 177,135.63, 244,453.06 and 105,505.91

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Solution

The fourth proportional to 177,135.63, 244,453.06 and 105,505.91 is: 145,601.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,135.63 : 244,453.06 = 105,505.91 : x
  2. Step 2: Convert to fraction form
    177,135.63/244,453.06 = 105,505.91/x
  3. Step 3: Cross multiply
    177,135.63x = 244,453.06 × 105,505.91
  4. Step 4: Simplify right side
    177,135.63x = 25,791,242,547.58
  5. Step 5: Solve for x
    x = 25,791,242,547.58/177,135.63
  6. Step 6: Final answer
    x = 145,601.66

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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.