Home / 118,360.20-177,453.90-48,203.40

Finding the Fourth Proportional to 118,360.20, 177,453.90 and 48,203.40

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Solution

The fourth proportional to 118,360.20, 177,453.90 and 48,203.40 is: 72,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,360.20 : 177,453.90 = 48,203.40 : x
  2. Step 2: Convert to fraction form
    118,360.20/177,453.90 = 48,203.40/x
  3. Step 3: Cross multiply
    118,360.20x = 177,453.90 × 48,203.40
  4. Step 4: Simplify right side
    118,360.20x = 8,553,881,323.26
  5. Step 5: Solve for x
    x = 8,553,881,323.26/118,360.20
  6. Step 6: Final answer
    x = 72,269.91

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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.