Home / 202,962.14-280,088.30-112,324.36

Finding the Fourth Proportional to 202,962.14, 280,088.30 and 112,324.36

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Solution

The fourth proportional to 202,962.14, 280,088.30 and 112,324.36 is: 155,007.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,962.14 : 280,088.30 = 112,324.36 : x
  2. Step 2: Convert to fraction form
    202,962.14/280,088.30 = 112,324.36/x
  3. Step 3: Cross multiply
    202,962.14x = 280,088.30 × 112,324.36
  4. Step 4: Simplify right side
    202,962.14x = 31,460,737,640.55
  5. Step 5: Solve for x
    x = 31,460,737,640.55/202,962.14
  6. Step 6: Final answer
    x = 155,007.91

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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.