Home / 54,397.24-75,075.66-30,525.32

Finding the Fourth Proportional to 54,397.24, 75,075.66 and 30,525.32

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Solution

The fourth proportional to 54,397.24, 75,075.66 and 30,525.32 is: 42,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,397.24 : 75,075.66 = 30,525.32 : x
  2. Step 2: Convert to fraction form
    54,397.24/75,075.66 = 30,525.32/x
  3. Step 3: Cross multiply
    54,397.24x = 75,075.66 × 30,525.32
  4. Step 4: Simplify right side
    54,397.24x = 2,291,708,733.40
  5. Step 5: Solve for x
    x = 2,291,708,733.40/54,397.24
  6. Step 6: Final answer
    x = 42,129.14

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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.