Home / 48,624.58-67,124.34-28,478.68

Finding the Fourth Proportional to 48,624.58, 67,124.34 and 28,478.68

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Solution

The fourth proportional to 48,624.58, 67,124.34 and 28,478.68 is: 39,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,624.58 : 67,124.34 = 28,478.68 : x
  2. Step 2: Convert to fraction form
    48,624.58/67,124.34 = 28,478.68/x
  3. Step 3: Cross multiply
    48,624.58x = 67,124.34 × 28,478.68
  4. Step 4: Simplify right side
    48,624.58x = 1,911,612,599.07
  5. Step 5: Solve for x
    x = 1,911,612,599.07/48,624.58
  6. Step 6: Final answer
    x = 39,313.71

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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.