Home / 177,516.28-245,004.12-104,916.22

Finding the Fourth Proportional to 177,516.28, 245,004.12 and 104,916.22

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Solution

The fourth proportional to 177,516.28, 245,004.12 and 104,916.22 is: 144,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,516.28 : 245,004.12 = 104,916.22 : x
  2. Step 2: Convert to fraction form
    177,516.28/245,004.12 = 104,916.22/x
  3. Step 3: Cross multiply
    177,516.28x = 245,004.12 × 104,916.22
  4. Step 4: Simplify right side
    177,516.28x = 25,704,906,154.83
  5. Step 5: Solve for x
    x = 25,704,906,154.83/177,516.28
  6. Step 6: Final answer
    x = 144,803.09

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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.