Home / 67,123.36-100,465.88-49,349.32

Finding the Fourth Proportional to 67,123.36, 100,465.88 and 49,349.32

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Solution

The fourth proportional to 67,123.36, 100,465.88 and 49,349.32 is: 73,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,123.36 : 100,465.88 = 49,349.32 : x
  2. Step 2: Convert to fraction form
    67,123.36/100,465.88 = 49,349.32/x
  3. Step 3: Cross multiply
    67,123.36x = 100,465.88 × 49,349.32
  4. Step 4: Simplify right side
    67,123.36x = 4,957,922,861.20
  5. Step 5: Solve for x
    x = 4,957,922,861.20/67,123.36
  6. Step 6: Final answer
    x = 73,862.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.