Home / 54,623.17-75,378.22-30,746.60

Finding the Fourth Proportional to 54,623.17, 75,378.22 and 30,746.60

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Solution

The fourth proportional to 54,623.17, 75,378.22 and 30,746.60 is: 42,429.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,623.17 : 75,378.22 = 30,746.60 : x
  2. Step 2: Convert to fraction form
    54,623.17/75,378.22 = 30,746.60/x
  3. Step 3: Cross multiply
    54,623.17x = 75,378.22 × 30,746.60
  4. Step 4: Simplify right side
    54,623.17x = 2,317,623,979.05
  5. Step 5: Solve for x
    x = 2,317,623,979.05/54,623.17
  6. Step 6: Final answer
    x = 42,429.32

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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.