Home / 53,454.99-73,776.17-30,484.86

Finding the Fourth Proportional to 53,454.99, 73,776.17 and 30,484.86

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Solution

The fourth proportional to 53,454.99, 73,776.17 and 30,484.86 is: 42,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,454.99 : 73,776.17 = 30,484.86 : x
  2. Step 2: Convert to fraction form
    53,454.99/73,776.17 = 30,484.86/x
  3. Step 3: Cross multiply
    53,454.99x = 73,776.17 × 30,484.86
  4. Step 4: Simplify right side
    53,454.99x = 2,249,056,453.41
  5. Step 5: Solve for x
    x = 2,249,056,453.41/53,454.99
  6. Step 6: Final answer
    x = 42,073.83

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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.