Home / 54,373.29-75,030.11-30,495.36

Finding the Fourth Proportional to 54,373.29, 75,030.11 and 30,495.36

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Solution

The fourth proportional to 54,373.29, 75,030.11 and 30,495.36 is: 42,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,373.29 : 75,030.11 = 30,495.36 : x
  2. Step 2: Convert to fraction form
    54,373.29/75,030.11 = 30,495.36/x
  3. Step 3: Cross multiply
    54,373.29x = 75,030.11 × 30,495.36
  4. Step 4: Simplify right side
    54,373.29x = 2,288,070,062.81
  5. Step 5: Solve for x
    x = 2,288,070,062.81/54,373.29
  6. Step 6: Final answer
    x = 42,080.77

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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.