Home / 177,040.03-265,601.54-70,430.04

Finding the Fourth Proportional to 177,040.03, 265,601.54 and 70,430.04

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Solution

The fourth proportional to 177,040.03, 265,601.54 and 70,430.04 is: 105,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,040.03 : 265,601.54 = 70,430.04 : x
  2. Step 2: Convert to fraction form
    177,040.03/265,601.54 = 70,430.04/x
  3. Step 3: Cross multiply
    177,040.03x = 265,601.54 × 70,430.04
  4. Step 4: Simplify right side
    177,040.03x = 18,706,327,086.26
  5. Step 5: Solve for x
    x = 18,706,327,086.26/177,040.03
  6. Step 6: Final answer
    x = 105,661.57

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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.