Home / 94,780.74-130,849.95-64,610.37

Finding the Fourth Proportional to 94,780.74, 130,849.95 and 64,610.37

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Solution

The fourth proportional to 94,780.74, 130,849.95 and 64,610.37 is: 89,198.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,780.74 : 130,849.95 = 64,610.37 : x
  2. Step 2: Convert to fraction form
    94,780.74/130,849.95 = 64,610.37/x
  3. Step 3: Cross multiply
    94,780.74x = 130,849.95 × 64,610.37
  4. Step 4: Simplify right side
    94,780.74x = 8,454,263,683.98
  5. Step 5: Solve for x
    x = 8,454,263,683.98/94,780.74
  6. Step 6: Final answer
    x = 89,198.12

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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.