Home / 54,399.06-75,068.91-30,526.11

Finding the Fourth Proportional to 54,399.06, 75,068.91 and 30,526.11

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Solution

The fourth proportional to 54,399.06, 75,068.91 and 30,526.11 is: 42,125.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,399.06 : 75,068.91 = 30,526.11 : x
  2. Step 2: Convert to fraction form
    54,399.06/75,068.91 = 30,526.11/x
  3. Step 3: Cross multiply
    54,399.06x = 75,068.91 × 30,526.11
  4. Step 4: Simplify right side
    54,399.06x = 2,291,561,804.24
  5. Step 5: Solve for x
    x = 2,291,561,804.24/54,399.06
  6. Step 6: Final answer
    x = 42,125.03

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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.