Home / 149,248.48-222,780.73-131,534.32

Finding the Fourth Proportional to 149,248.48, 222,780.73 and 131,534.32

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Solution

The fourth proportional to 149,248.48, 222,780.73 and 131,534.32 is: 196,339.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,248.48 : 222,780.73 = 131,534.32 : x
  2. Step 2: Convert to fraction form
    149,248.48/222,780.73 = 131,534.32/x
  3. Step 3: Cross multiply
    149,248.48x = 222,780.73 × 131,534.32
  4. Step 4: Simplify right side
    149,248.48x = 29,303,311,829.65
  5. Step 5: Solve for x
    x = 29,303,311,829.65/149,248.48
  6. Step 6: Final answer
    x = 196,339.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.