Home / 76,950.52-106,197.08-42,965.69

Finding the Fourth Proportional to 76,950.52, 106,197.08 and 42,965.69

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Solution

The fourth proportional to 76,950.52, 106,197.08 and 42,965.69 is: 59,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,950.52 : 106,197.08 = 42,965.69 : x
  2. Step 2: Convert to fraction form
    76,950.52/106,197.08 = 42,965.69/x
  3. Step 3: Cross multiply
    76,950.52x = 106,197.08 × 42,965.69
  4. Step 4: Simplify right side
    76,950.52x = 4,562,830,603.36
  5. Step 5: Solve for x
    x = 4,562,830,603.36/76,950.52
  6. Step 6: Final answer
    x = 59,295.65

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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.