Home / 105,588.66-145,760.16-62,575.14

Finding the Fourth Proportional to 105,588.66, 145,760.16 and 62,575.14

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Solution

The fourth proportional to 105,588.66, 145,760.16 and 62,575.14 is: 86,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,588.66 : 145,760.16 = 62,575.14 : x
  2. Step 2: Convert to fraction form
    105,588.66/145,760.16 = 62,575.14/x
  3. Step 3: Cross multiply
    105,588.66x = 145,760.16 × 62,575.14
  4. Step 4: Simplify right side
    105,588.66x = 9,120,962,418.42
  5. Step 5: Solve for x
    x = 9,120,962,418.42/105,588.66
  6. Step 6: Final answer
    x = 86,382.03

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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.