Home / 132,954.43-183,478.29-72,525.35

Finding the Fourth Proportional to 132,954.43, 183,478.29 and 72,525.35

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Solution

The fourth proportional to 132,954.43, 183,478.29 and 72,525.35 is: 100,085.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,954.43 : 183,478.29 = 72,525.35 : x
  2. Step 2: Convert to fraction form
    132,954.43/183,478.29 = 72,525.35/x
  3. Step 3: Cross multiply
    132,954.43x = 183,478.29 × 72,525.35
  4. Step 4: Simplify right side
    132,954.43x = 13,306,827,199.65
  5. Step 5: Solve for x
    x = 13,306,827,199.65/132,954.43
  6. Step 6: Final answer
    x = 100,085.62

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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.