Home / 54,548.04-75,275.83-30,674.21

Finding the Fourth Proportional to 54,548.04, 75,275.83 and 30,674.21

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Solution

The fourth proportional to 54,548.04, 75,275.83 and 30,674.21 is: 42,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548.04 : 75,275.83 = 30,674.21 : x
  2. Step 2: Convert to fraction form
    54,548.04/75,275.83 = 30,674.21/x
  3. Step 3: Cross multiply
    54,548.04x = 75,275.83 × 30,674.21
  4. Step 4: Simplify right side
    54,548.04x = 2,309,026,617.34
  5. Step 5: Solve for x
    x = 2,309,026,617.34/54,548.04
  6. Step 6: Final answer
    x = 42,330.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.