Home / 67,965.88-101,259.83-64,619.92

Finding the Fourth Proportional to 67,965.88, 101,259.83 and 64,619.92

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Solution

The fourth proportional to 67,965.88, 101,259.83 and 64,619.92 is: 96,274.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,965.88 : 101,259.83 = 64,619.92 : x
  2. Step 2: Convert to fraction form
    67,965.88/101,259.83 = 64,619.92/x
  3. Step 3: Cross multiply
    67,965.88x = 101,259.83 × 64,619.92
  4. Step 4: Simplify right side
    67,965.88x = 6,543,402,113.81
  5. Step 5: Solve for x
    x = 6,543,402,113.81/67,965.88
  6. Step 6: Final answer
    x = 96,274.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.