Home / 103,344.93-142,651.98-60,900.75

Finding the Fourth Proportional to 103,344.93, 142,651.98 and 60,900.75

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Solution

The fourth proportional to 103,344.93, 142,651.98 and 60,900.75 is: 84,064.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,344.93 : 142,651.98 = 60,900.75 : x
  2. Step 2: Convert to fraction form
    103,344.93/142,651.98 = 60,900.75/x
  3. Step 3: Cross multiply
    103,344.93x = 142,651.98 × 60,900.75
  4. Step 4: Simplify right side
    103,344.93x = 8,687,612,570.99
  5. Step 5: Solve for x
    x = 8,687,612,570.99/103,344.93
  6. Step 6: Final answer
    x = 84,064.24

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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.