Home / 43,042.16-64,542.18-25,507.28

Finding the Fourth Proportional to 43,042.16, 64,542.18 and 25,507.28

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Solution

The fourth proportional to 43,042.16, 64,542.18 and 25,507.28 is: 38,248.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,042.16 : 64,542.18 = 25,507.28 : x
  2. Step 2: Convert to fraction form
    43,042.16/64,542.18 = 25,507.28/x
  3. Step 3: Cross multiply
    43,042.16x = 64,542.18 × 25,507.28
  4. Step 4: Simplify right side
    43,042.16x = 1,646,295,457.07
  5. Step 5: Solve for x
    x = 1,646,295,457.07/43,042.16
  6. Step 6: Final answer
    x = 38,248.44

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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.