Home / 126,737.77-174,916.55-73,012.33

Finding the Fourth Proportional to 126,737.77, 174,916.55 and 73,012.33

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Solution

The fourth proportional to 126,737.77, 174,916.55 and 73,012.33 is: 100,767.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,737.77 : 174,916.55 = 73,012.33 : x
  2. Step 2: Convert to fraction form
    126,737.77/174,916.55 = 73,012.33/x
  3. Step 3: Cross multiply
    126,737.77x = 174,916.55 × 73,012.33
  4. Step 4: Simplify right side
    126,737.77x = 12,771,064,506.00
  5. Step 5: Solve for x
    x = 12,771,064,506.00/126,737.77
  6. Step 6: Final answer
    x = 100,767.63

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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.