Home / 132,955.02-183,474.72-76,370.04

Finding the Fourth Proportional to 132,955.02, 183,474.72 and 76,370.04

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Solution

The fourth proportional to 132,955.02, 183,474.72 and 76,370.04 is: 105,388.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,955.02 : 183,474.72 = 76,370.04 : x
  2. Step 2: Convert to fraction form
    132,955.02/183,474.72 = 76,370.04/x
  3. Step 3: Cross multiply
    132,955.02x = 183,474.72 × 76,370.04
  4. Step 4: Simplify right side
    132,955.02x = 14,011,971,705.39
  5. Step 5: Solve for x
    x = 14,011,971,705.39/132,955.02
  6. Step 6: Final answer
    x = 105,388.81

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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.