Home / 132,792.17-183,253.20-72,362.80

Finding the Fourth Proportional to 132,792.17, 183,253.20 and 72,362.80

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Solution

The fourth proportional to 132,792.17, 183,253.20 and 72,362.80 is: 99,860.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,792.17 : 183,253.20 = 72,362.80 : x
  2. Step 2: Convert to fraction form
    132,792.17/183,253.20 = 72,362.80/x
  3. Step 3: Cross multiply
    132,792.17x = 183,253.20 × 72,362.80
  4. Step 4: Simplify right side
    132,792.17x = 13,260,714,660.96
  5. Step 5: Solve for x
    x = 13,260,714,660.96/132,792.17
  6. Step 6: Final answer
    x = 99,860.67

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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.