Home / 54,342.16-81,507.78-14,903.24

Finding the Fourth Proportional to 54,342.16, 81,507.78 and 14,903.24

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Solution

The fourth proportional to 54,342.16, 81,507.78 and 14,903.24 is: 22,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,342.16 : 81,507.78 = 14,903.24 : x
  2. Step 2: Convert to fraction form
    54,342.16/81,507.78 = 14,903.24/x
  3. Step 3: Cross multiply
    54,342.16x = 81,507.78 × 14,903.24
  4. Step 4: Simplify right side
    54,342.16x = 1,214,730,007.21
  5. Step 5: Solve for x
    x = 1,214,730,007.21/54,342.16
  6. Step 6: Final answer
    x = 22,353.36

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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.