Home / 118,927.56-178,266.47-40,014.39

Finding the Fourth Proportional to 118,927.56, 178,266.47 and 40,014.39

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Solution

The fourth proportional to 118,927.56, 178,266.47 and 40,014.39 is: 59,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,927.56 : 178,266.47 = 40,014.39 : x
  2. Step 2: Convert to fraction form
    118,927.56/178,266.47 = 40,014.39/x
  3. Step 3: Cross multiply
    118,927.56x = 178,266.47 × 40,014.39
  4. Step 4: Simplify right side
    118,927.56x = 7,133,223,854.43
  5. Step 5: Solve for x
    x = 7,133,223,854.43/118,927.56
  6. Step 6: Final answer
    x = 59,979.57

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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.