Home / 118,813.88-178,110.09-59,580.34

Finding the Fourth Proportional to 118,813.88, 178,110.09 and 59,580.34

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Solution

The fourth proportional to 118,813.88, 178,110.09 and 59,580.34 is: 89,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,813.88 : 178,110.09 = 59,580.34 : x
  2. Step 2: Convert to fraction form
    118,813.88/178,110.09 = 59,580.34/x
  3. Step 3: Cross multiply
    118,813.88x = 178,110.09 × 59,580.34
  4. Step 4: Simplify right side
    118,813.88x = 10,611,859,274.36
  5. Step 5: Solve for x
    x = 10,611,859,274.36/118,813.88
  6. Step 6: Final answer
    x = 89,314.98

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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.