Home / 55,628.34-83,441.65-13,508.74

Finding the Fourth Proportional to 55,628.34, 83,441.65 and 13,508.74

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Solution

The fourth proportional to 55,628.34, 83,441.65 and 13,508.74 is: 20,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,628.34 : 83,441.65 = 13,508.74 : x
  2. Step 2: Convert to fraction form
    55,628.34/83,441.65 = 13,508.74/x
  3. Step 3: Cross multiply
    55,628.34x = 83,441.65 × 13,508.74
  4. Step 4: Simplify right side
    55,628.34x = 1,127,191,555.02
  5. Step 5: Solve for x
    x = 1,127,191,555.02/55,628.34
  6. Step 6: Final answer
    x = 20,262.90

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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.