Home / 60,530.40-90,796.26-18,417.32

Finding the Fourth Proportional to 60,530.40, 90,796.26 and 18,417.32

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Solution

The fourth proportional to 60,530.40, 90,796.26 and 18,417.32 is: 27,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,530.40 : 90,796.26 = 18,417.32 : x
  2. Step 2: Convert to fraction form
    60,530.40/90,796.26 = 18,417.32/x
  3. Step 3: Cross multiply
    60,530.40x = 90,796.26 × 18,417.32
  4. Step 4: Simplify right side
    60,530.40x = 1,672,223,775.22
  5. Step 5: Solve for x
    x = 1,672,223,775.22/60,530.40
  6. Step 6: Final answer
    x = 27,626.18

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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.