Home / 88,725.60-122,453.64-50,999.04

Finding the Fourth Proportional to 88,725.60, 122,453.64 and 50,999.04

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Solution

The fourth proportional to 88,725.60, 122,453.64 and 50,999.04 is: 70,385.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,725.60 : 122,453.64 = 50,999.04 : x
  2. Step 2: Convert to fraction form
    88,725.60/122,453.64 = 50,999.04/x
  3. Step 3: Cross multiply
    88,725.60x = 122,453.64 × 50,999.04
  4. Step 4: Simplify right side
    88,725.60x = 6,245,018,084.51
  5. Step 5: Solve for x
    x = 6,245,018,084.51/88,725.60
  6. Step 6: Final answer
    x = 70,385.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.