Home / 55,605.29-76,770.65-36,518.92

Finding the Fourth Proportional to 55,605.29, 76,770.65 and 36,518.92

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Solution

The fourth proportional to 55,605.29, 76,770.65 and 36,518.92 is: 50,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,605.29 : 76,770.65 = 36,518.92 : x
  2. Step 2: Convert to fraction form
    55,605.29/76,770.65 = 36,518.92/x
  3. Step 3: Cross multiply
    55,605.29x = 76,770.65 × 36,518.92
  4. Step 4: Simplify right side
    55,605.29x = 2,803,581,125.07
  5. Step 5: Solve for x
    x = 2,803,581,125.07/55,605.29
  6. Step 6: Final answer
    x = 50,419.33

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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.