Home / 86,158.29-118,880.85-50,341.38

Finding the Fourth Proportional to 86,158.29, 118,880.85 and 50,341.38

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Solution

The fourth proportional to 86,158.29, 118,880.85 and 50,341.38 is: 69,460.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,158.29 : 118,880.85 = 50,341.38 : x
  2. Step 2: Convert to fraction form
    86,158.29/118,880.85 = 50,341.38/x
  3. Step 3: Cross multiply
    86,158.29x = 118,880.85 × 50,341.38
  4. Step 4: Simplify right side
    86,158.29x = 5,984,626,044.57
  5. Step 5: Solve for x
    x = 5,984,626,044.57/86,158.29
  6. Step 6: Final answer
    x = 69,460.83

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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.