Home / 148,605.57-222,628.11-115,162.16

Finding the Fourth Proportional to 148,605.57, 222,628.11 and 115,162.16

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Solution

The fourth proportional to 148,605.57, 222,628.11 and 115,162.16 is: 172,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,605.57 : 222,628.11 = 115,162.16 : x
  2. Step 2: Convert to fraction form
    148,605.57/222,628.11 = 115,162.16/x
  3. Step 3: Cross multiply
    148,605.57x = 222,628.11 × 115,162.16
  4. Step 4: Simplify right side
    148,605.57x = 25,638,334,024.32
  5. Step 5: Solve for x
    x = 25,638,334,024.32/148,605.57
  6. Step 6: Final answer
    x = 172,526.06

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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.