Home / 118,836.99-178,191.50-52,200.45

Finding the Fourth Proportional to 118,836.99, 178,191.50 and 52,200.45

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Solution

The fourth proportional to 118,836.99, 178,191.50 and 52,200.45 is: 78,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,836.99 : 178,191.50 = 52,200.45 : x
  2. Step 2: Convert to fraction form
    118,836.99/178,191.50 = 52,200.45/x
  3. Step 3: Cross multiply
    118,836.99x = 178,191.50 × 52,200.45
  4. Step 4: Simplify right side
    118,836.99x = 9,301,676,225.17
  5. Step 5: Solve for x
    x = 9,301,676,225.17/118,836.99
  6. Step 6: Final answer
    x = 78,272.57

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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.