Home / 116,401.60-174,688.80-46,331.20

Finding the Fourth Proportional to 116,401.60, 174,688.80 and 46,331.20

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Solution

The fourth proportional to 116,401.60, 174,688.80 and 46,331.20 is: 69,531.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,401.60 : 174,688.80 = 46,331.20 : x
  2. Step 2: Convert to fraction form
    116,401.60/174,688.80 = 46,331.20/x
  3. Step 3: Cross multiply
    116,401.60x = 174,688.80 × 46,331.20
  4. Step 4: Simplify right side
    116,401.60x = 8,093,541,730.56
  5. Step 5: Solve for x
    x = 8,093,541,730.56/116,401.60
  6. Step 6: Final answer
    x = 69,531.19

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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.