Home / 119,049.02-164,292.35-65,335.94

Finding the Fourth Proportional to 119,049.02, 164,292.35 and 65,335.94

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Solution

The fourth proportional to 119,049.02, 164,292.35 and 65,335.94 is: 90,166.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,049.02 : 164,292.35 = 65,335.94 : x
  2. Step 2: Convert to fraction form
    119,049.02/164,292.35 = 65,335.94/x
  3. Step 3: Cross multiply
    119,049.02x = 164,292.35 × 65,335.94
  4. Step 4: Simplify right side
    119,049.02x = 10,734,193,973.92
  5. Step 5: Solve for x
    x = 10,734,193,973.92/119,049.02
  6. Step 6: Final answer
    x = 90,166.17

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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.