Home / 109,343.19-150,892.93-61,611.92

Finding the Fourth Proportional to 109,343.19, 150,892.93 and 61,611.92

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Solution

The fourth proportional to 109,343.19, 150,892.93 and 61,611.92 is: 85,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,343.19 : 150,892.93 = 61,611.92 : x
  2. Step 2: Convert to fraction form
    109,343.19/150,892.93 = 61,611.92/x
  3. Step 3: Cross multiply
    109,343.19x = 150,892.93 × 61,611.92
  4. Step 4: Simplify right side
    109,343.19x = 9,296,803,131.73
  5. Step 5: Solve for x
    x = 9,296,803,131.73/109,343.19
  6. Step 6: Final answer
    x = 85,024.07

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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.