Home / 63,373.76-87,465-36,511.04

Finding the Fourth Proportional to 63,373.76, 87,465 and 36,511.04

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Solution

The fourth proportional to 63,373.76, 87,465 and 36,511.04 is: 50,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,373.76 : 87,465 = 36,511.04 : x
  2. Step 2: Convert to fraction form
    63,373.76/87,465 = 36,511.04/x
  3. Step 3: Cross multiply
    63,373.76x = 87,465 × 36,511.04
  4. Step 4: Simplify right side
    63,373.76x = 3,193,438,113.60
  5. Step 5: Solve for x
    x = 3,193,438,113.60/63,373.76
  6. Step 6: Final answer
    x = 50,390.54

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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.