Home / 148,480.83-204,855.35-83,943.81

Finding the Fourth Proportional to 148,480.83, 204,855.35 and 83,943.81

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Solution

The fourth proportional to 148,480.83, 204,855.35 and 83,943.81 is: 115,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,480.83 : 204,855.35 = 83,943.81 : x
  2. Step 2: Convert to fraction form
    148,480.83/204,855.35 = 83,943.81/x
  3. Step 3: Cross multiply
    148,480.83x = 204,855.35 × 83,943.81
  4. Step 4: Simplify right side
    148,480.83x = 17,196,338,158.16
  5. Step 5: Solve for x
    x = 17,196,338,158.16/148,480.83
  6. Step 6: Final answer
    x = 115,815.21

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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.