Home / 202,962.15-280,225.58-126,511.83

Finding the Fourth Proportional to 202,962.15, 280,225.58 and 126,511.83

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Solution

The fourth proportional to 202,962.15, 280,225.58 and 126,511.83 is: 174,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,962.15 : 280,225.58 = 126,511.83 : x
  2. Step 2: Convert to fraction form
    202,962.15/280,225.58 = 126,511.83/x
  3. Step 3: Cross multiply
    202,962.15x = 280,225.58 × 126,511.83
  4. Step 4: Simplify right side
    202,962.15x = 35,451,849,853.76
  5. Step 5: Solve for x
    x = 35,451,849,853.76/202,962.15
  6. Step 6: Final answer
    x = 174,672.23

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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.