Home / 77,518.07-116,074.11-50,779.97

Finding the Fourth Proportional to 77,518.07, 116,074.11 and 50,779.97

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Solution

The fourth proportional to 77,518.07, 116,074.11 and 50,779.97 is: 76,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,518.07 : 116,074.11 = 50,779.97 : x
  2. Step 2: Convert to fraction form
    77,518.07/116,074.11 = 50,779.97/x
  3. Step 3: Cross multiply
    77,518.07x = 116,074.11 × 50,779.97
  4. Step 4: Simplify right side
    77,518.07x = 5,894,239,868.91
  5. Step 5: Solve for x
    x = 5,894,239,868.91/77,518.07
  6. Step 6: Final answer
    x = 76,036.98

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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.