Home / 104,946.30-157,419.45-55,007.10

Finding the Fourth Proportional to 104,946.30, 157,419.45 and 55,007.10

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Solution

The fourth proportional to 104,946.30, 157,419.45 and 55,007.10 is: 82,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,946.30 : 157,419.45 = 55,007.10 : x
  2. Step 2: Convert to fraction form
    104,946.30/157,419.45 = 55,007.10/x
  3. Step 3: Cross multiply
    104,946.30x = 157,419.45 × 55,007.10
  4. Step 4: Simplify right side
    104,946.30x = 8,659,187,428.10
  5. Step 5: Solve for x
    x = 8,659,187,428.10/104,946.30
  6. Step 6: Final answer
    x = 82,510.65

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1.5x scale

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.