Home / 118,132.48-177,228.60-39,247.12

Finding the Fourth Proportional to 118,132.48, 177,228.60 and 39,247.12

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Solution

The fourth proportional to 118,132.48, 177,228.60 and 39,247.12 is: 58,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,132.48 : 177,228.60 = 39,247.12 : x
  2. Step 2: Convert to fraction form
    118,132.48/177,228.60 = 39,247.12/x
  3. Step 3: Cross multiply
    118,132.48x = 177,228.60 × 39,247.12
  4. Step 4: Simplify right side
    118,132.48x = 6,955,712,131.63
  5. Step 5: Solve for x
    x = 6,955,712,131.63/118,132.48
  6. Step 6: Final answer
    x = 58,880.61

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1.5x scale

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.