Home / 157,280.19-235,923.03-52,101.92

Finding the Fourth Proportional to 157,280.19, 235,923.03 and 52,101.92

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Solution

The fourth proportional to 157,280.19, 235,923.03 and 52,101.92 is: 78,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,280.19 : 235,923.03 = 52,101.92 : x
  2. Step 2: Convert to fraction form
    157,280.19/235,923.03 = 52,101.92/x
  3. Step 3: Cross multiply
    157,280.19x = 235,923.03 × 52,101.92
  4. Step 4: Simplify right side
    157,280.19x = 12,292,042,835.22
  5. Step 5: Solve for x
    x = 12,292,042,835.22/157,280.19
  6. Step 6: Final answer
    x = 78,153.79

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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.