Home / 76,194.14-105,148.68-45,973.61

Finding the Fourth Proportional to 76,194.14, 105,148.68 and 45,973.61

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Solution

The fourth proportional to 76,194.14, 105,148.68 and 45,973.61 is: 63,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,194.14 : 105,148.68 = 45,973.61 : x
  2. Step 2: Convert to fraction form
    76,194.14/105,148.68 = 45,973.61/x
  3. Step 3: Cross multiply
    76,194.14x = 105,148.68 × 45,973.61
  4. Step 4: Simplify right side
    76,194.14x = 4,834,064,406.33
  5. Step 5: Solve for x
    x = 4,834,064,406.33/76,194.14
  6. Step 6: Final answer
    x = 63,444.04

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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.