Home / 54,398.99-81,598.08-38,322.35

Finding the Fourth Proportional to 54,398.99, 81,598.08 and 38,322.35

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Solution

The fourth proportional to 54,398.99, 81,598.08 and 38,322.35 is: 57,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,398.99 : 81,598.08 = 38,322.35 : x
  2. Step 2: Convert to fraction form
    54,398.99/81,598.08 = 38,322.35/x
  3. Step 3: Cross multiply
    54,398.99x = 81,598.08 × 38,322.35
  4. Step 4: Simplify right side
    54,398.99x = 3,127,029,773.10
  5. Step 5: Solve for x
    x = 3,127,029,773.10/54,398.99
  6. Step 6: Final answer
    x = 57,483.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.