Home / 96,941.55-145,412.06-30,381.96

Finding the Fourth Proportional to 96,941.55, 145,412.06 and 30,381.96

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Solution

The fourth proportional to 96,941.55, 145,412.06 and 30,381.96 is: 45,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,941.55 : 145,412.06 = 30,381.96 : x
  2. Step 2: Convert to fraction form
    96,941.55/145,412.06 = 30,381.96/x
  3. Step 3: Cross multiply
    96,941.55x = 145,412.06 × 30,381.96
  4. Step 4: Simplify right side
    96,941.55x = 4,417,903,238.53
  5. Step 5: Solve for x
    x = 4,417,903,238.53/96,941.55
  6. Step 6: Final answer
    x = 45,572.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.