Home / 155,597.40-233,408.37-76,668.60

Finding the Fourth Proportional to 155,597.40, 233,408.37 and 76,668.60

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Solution

The fourth proportional to 155,597.40, 233,408.37 and 76,668.60 is: 115,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,597.40 : 233,408.37 = 76,668.60 : x
  2. Step 2: Convert to fraction form
    155,597.40/233,408.37 = 76,668.60/x
  3. Step 3: Cross multiply
    155,597.40x = 233,408.37 × 76,668.60
  4. Step 4: Simplify right side
    155,597.40x = 17,895,092,956.18
  5. Step 5: Solve for x
    x = 17,895,092,956.18/155,597.40
  6. Step 6: Final answer
    x = 115,008.95

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1.5x scale

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.