Home / 86,176.51-118,884.71-50,350.41

Finding the Fourth Proportional to 86,176.51, 118,884.71 and 50,350.41

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Solution

The fourth proportional to 86,176.51, 118,884.71 and 50,350.41 is: 69,460.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,176.51 : 118,884.71 = 50,350.41 : x
  2. Step 2: Convert to fraction form
    86,176.51/118,884.71 = 50,350.41/x
  3. Step 3: Cross multiply
    86,176.51x = 118,884.71 × 50,350.41
  4. Step 4: Simplify right side
    86,176.51x = 5,985,894,017.11
  5. Step 5: Solve for x
    x = 5,985,894,017.11/86,176.51
  6. Step 6: Final answer
    x = 69,460.86

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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.