Home / 44,861.36-67,215.52-31,688.36

Finding the Fourth Proportional to 44,861.36, 67,215.52 and 31,688.36

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Solution

The fourth proportional to 44,861.36, 67,215.52 and 31,688.36 is: 47,478.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,861.36 : 67,215.52 = 31,688.36 : x
  2. Step 2: Convert to fraction form
    44,861.36/67,215.52 = 31,688.36/x
  3. Step 3: Cross multiply
    44,861.36x = 67,215.52 × 31,688.36
  4. Step 4: Simplify right side
    44,861.36x = 2,129,949,595.35
  5. Step 5: Solve for x
    x = 2,129,949,595.35/44,861.36
  6. Step 6: Final answer
    x = 47,478.49

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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.