Home / 55,950.76-83,904.90-18,499.60

Finding the Fourth Proportional to 55,950.76, 83,904.90 and 18,499.60

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Solution

The fourth proportional to 55,950.76, 83,904.90 and 18,499.60 is: 27,742.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,950.76 : 83,904.90 = 18,499.60 : x
  2. Step 2: Convert to fraction form
    55,950.76/83,904.90 = 18,499.60/x
  3. Step 3: Cross multiply
    55,950.76x = 83,904.90 × 18,499.60
  4. Step 4: Simplify right side
    55,950.76x = 1,552,207,088.04
  5. Step 5: Solve for x
    x = 1,552,207,088.04/55,950.76
  6. Step 6: Final answer
    x = 27,742.38

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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.