Home / 118,416.20-177,537.90-48,259.40

Finding the Fourth Proportional to 118,416.20, 177,537.90 and 48,259.40

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Solution

The fourth proportional to 118,416.20, 177,537.90 and 48,259.40 is: 72,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,416.20 : 177,537.90 = 48,259.40 : x
  2. Step 2: Convert to fraction form
    118,416.20/177,537.90 = 48,259.40/x
  3. Step 3: Cross multiply
    118,416.20x = 177,537.90 × 48,259.40
  4. Step 4: Simplify right side
    118,416.20x = 8,567,872,531.26
  5. Step 5: Solve for x
    x = 8,567,872,531.26/118,416.20
  6. Step 6: Final answer
    x = 72,353.89

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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.