Home / 54,601.63-75,337.78-30,719.59

Finding the Fourth Proportional to 54,601.63, 75,337.78 and 30,719.59

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Solution

The fourth proportional to 54,601.63, 75,337.78 and 30,719.59 is: 42,386.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,601.63 : 75,337.78 = 30,719.59 : x
  2. Step 2: Convert to fraction form
    54,601.63/75,337.78 = 30,719.59/x
  3. Step 3: Cross multiply
    54,601.63x = 75,337.78 × 30,719.59
  4. Step 4: Simplify right side
    54,601.63x = 2,314,345,182.82
  5. Step 5: Solve for x
    x = 2,314,345,182.82/54,601.63
  6. Step 6: Final answer
    x = 42,386.01

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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.