Home / 63,435.03-87,545.69-35,143.35

Finding the Fourth Proportional to 63,435.03, 87,545.69 and 35,143.35

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Solution

The fourth proportional to 63,435.03, 87,545.69 and 35,143.35 is: 48,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,435.03 : 87,545.69 = 35,143.35 : x
  2. Step 2: Convert to fraction form
    63,435.03/87,545.69 = 35,143.35/x
  3. Step 3: Cross multiply
    63,435.03x = 87,545.69 × 35,143.35
  4. Step 4: Simplify right side
    63,435.03x = 3,076,648,648.94
  5. Step 5: Solve for x
    x = 3,076,648,648.94/63,435.03
  6. Step 6: Final answer
    x = 48,500.78

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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.