Home / 219,737.77-303,244.10-124,258.75

Finding the Fourth Proportional to 219,737.77, 303,244.10 and 124,258.75

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Solution

The fourth proportional to 219,737.77, 303,244.10 and 124,258.75 is: 171,480.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,737.77 : 303,244.10 = 124,258.75 : x
  2. Step 2: Convert to fraction form
    219,737.77/303,244.10 = 124,258.75/x
  3. Step 3: Cross multiply
    219,737.77x = 303,244.10 × 124,258.75
  4. Step 4: Simplify right side
    219,737.77x = 37,680,732,810.88
  5. Step 5: Solve for x
    x = 37,680,732,810.88/219,737.77
  6. Step 6: Final answer
    x = 171,480.46

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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.