Home / 157,020.03-235,525.63-50,403.15

Finding the Fourth Proportional to 157,020.03, 235,525.63 and 50,403.15

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Solution

The fourth proportional to 157,020.03, 235,525.63 and 50,403.15 is: 75,603.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,020.03 : 235,525.63 = 50,403.15 : x
  2. Step 2: Convert to fraction form
    157,020.03/235,525.63 = 50,403.15/x
  3. Step 3: Cross multiply
    157,020.03x = 235,525.63 × 50,403.15
  4. Step 4: Simplify right side
    157,020.03x = 11,871,233,657.73
  5. Step 5: Solve for x
    x = 11,871,233,657.73/157,020.03
  6. Step 6: Final answer
    x = 75,603.31

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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.