Home / 43,088.92-64,634.19-13,506.10

Finding the Fourth Proportional to 43,088.92, 64,634.19 and 13,506.10

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Solution

The fourth proportional to 43,088.92, 64,634.19 and 13,506.10 is: 20,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,088.92 : 64,634.19 = 13,506.10 : x
  2. Step 2: Convert to fraction form
    43,088.92/64,634.19 = 13,506.10/x
  3. Step 3: Cross multiply
    43,088.92x = 64,634.19 × 13,506.10
  4. Step 4: Simplify right side
    43,088.92x = 872,955,833.56
  5. Step 5: Solve for x
    x = 872,955,833.56/43,088.92
  6. Step 6: Final answer
    x = 20,259.40

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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.