Home / 116,550.21-174,825.32-77,098.10

Finding the Fourth Proportional to 116,550.21, 174,825.32 and 77,098.10

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Solution

The fourth proportional to 116,550.21, 174,825.32 and 77,098.10 is: 115,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,550.21 : 174,825.32 = 77,098.10 : x
  2. Step 2: Convert to fraction form
    116,550.21/174,825.32 = 77,098.10/x
  3. Step 3: Cross multiply
    116,550.21x = 174,825.32 × 77,098.10
  4. Step 4: Simplify right side
    116,550.21x = 13,478,699,399.87
  5. Step 5: Solve for x
    x = 13,478,699,399.87/116,550.21
  6. Step 6: Final answer
    x = 115,647.15

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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.