Home / 43,616.52-65,417.76-12,444.48

Finding the Fourth Proportional to 43,616.52, 65,417.76 and 12,444.48

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Solution

The fourth proportional to 43,616.52, 65,417.76 and 12,444.48 is: 18,664.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,616.52 : 65,417.76 = 12,444.48 : x
  2. Step 2: Convert to fraction form
    43,616.52/65,417.76 = 12,444.48/x
  3. Step 3: Cross multiply
    43,616.52x = 65,417.76 × 12,444.48
  4. Step 4: Simplify right side
    43,616.52x = 814,090,005.96
  5. Step 5: Solve for x
    x = 814,090,005.96/43,616.52
  6. Step 6: Final answer
    x = 18,664.72

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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.