Home / 124,305.40-171,536.92-75,988.25

Finding the Fourth Proportional to 124,305.40, 171,536.92 and 75,988.25

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Solution

The fourth proportional to 124,305.40, 171,536.92 and 75,988.25 is: 104,861.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,305.40 : 171,536.92 = 75,988.25 : x
  2. Step 2: Convert to fraction form
    124,305.40/171,536.92 = 75,988.25/x
  3. Step 3: Cross multiply
    124,305.40x = 171,536.92 × 75,988.25
  4. Step 4: Simplify right side
    124,305.40x = 13,034,790,361.19
  5. Step 5: Solve for x
    x = 13,034,790,361.19/124,305.40
  6. Step 6: Final answer
    x = 104,861.01

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1.5x scale

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.