Home / 43,005.96-64,513.08-16,712.76

Finding the Fourth Proportional to 43,005.96, 64,513.08 and 16,712.76

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Solution

The fourth proportional to 43,005.96, 64,513.08 and 16,712.76 is: 25,070.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,005.96 : 64,513.08 = 16,712.76 : x
  2. Step 2: Convert to fraction form
    43,005.96/64,513.08 = 16,712.76/x
  3. Step 3: Cross multiply
    43,005.96x = 64,513.08 × 16,712.76
  4. Step 4: Simplify right side
    43,005.96x = 1,078,191,622.90
  5. Step 5: Solve for x
    x = 1,078,191,622.90/43,005.96
  6. Step 6: Final answer
    x = 25,070.75

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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.