Home / 86,232.50-119,007.69-48,509.54

Finding the Fourth Proportional to 86,232.50, 119,007.69 and 48,509.54

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Solution

The fourth proportional to 86,232.50, 119,007.69 and 48,509.54 is: 66,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,232.50 : 119,007.69 = 48,509.54 : x
  2. Step 2: Convert to fraction form
    86,232.50/119,007.69 = 48,509.54/x
  3. Step 3: Cross multiply
    86,232.50x = 119,007.69 × 48,509.54
  4. Step 4: Simplify right side
    86,232.50x = 5,773,008,298.36
  5. Step 5: Solve for x
    x = 5,773,008,298.36/86,232.50
  6. Step 6: Final answer
    x = 66,947.01

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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.