Home / 86,752.31-119,698.78-50,441.79

Finding the Fourth Proportional to 86,752.31, 119,698.78 and 50,441.79

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Solution

The fourth proportional to 86,752.31, 119,698.78 and 50,441.79 is: 69,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,752.31 : 119,698.78 = 50,441.79 : x
  2. Step 2: Convert to fraction form
    86,752.31/119,698.78 = 50,441.79/x
  3. Step 3: Cross multiply
    86,752.31x = 119,698.78 × 50,441.79
  4. Step 4: Simplify right side
    86,752.31x = 6,037,820,574.46
  5. Step 5: Solve for x
    x = 6,037,820,574.46/86,752.31
  6. Step 6: Final answer
    x = 69,598.38

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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.