Home / 91,277.95-125,959.08-50,983.69

Finding the Fourth Proportional to 91,277.95, 125,959.08 and 50,983.69

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Solution

The fourth proportional to 91,277.95, 125,959.08 and 50,983.69 is: 70,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,277.95 : 125,959.08 = 50,983.69 : x
  2. Step 2: Convert to fraction form
    91,277.95/125,959.08 = 50,983.69/x
  3. Step 3: Cross multiply
    91,277.95x = 125,959.08 × 50,983.69
  4. Step 4: Simplify right side
    91,277.95x = 6,421,858,687.41
  5. Step 5: Solve for x
    x = 6,421,858,687.41/91,277.95
  6. Step 6: Final answer
    x = 70,354.98

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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.