Home / 75,435.32-104,014.86-48,174.68

Finding the Fourth Proportional to 75,435.32, 104,014.86 and 48,174.68

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Solution

The fourth proportional to 75,435.32, 104,014.86 and 48,174.68 is: 66,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,435.32 : 104,014.86 = 48,174.68 : x
  2. Step 2: Convert to fraction form
    75,435.32/104,014.86 = 48,174.68/x
  3. Step 3: Cross multiply
    75,435.32x = 104,014.86 × 48,174.68
  4. Step 4: Simplify right side
    75,435.32x = 5,010,882,595.74
  5. Step 5: Solve for x
    x = 5,010,882,595.74/75,435.32
  6. Step 6: Final answer
    x = 66,426.21

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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.