Home / 106,709.04-147,254.52-58,961.40

Finding the Fourth Proportional to 106,709.04, 147,254.52 and 58,961.40

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Solution

The fourth proportional to 106,709.04, 147,254.52 and 58,961.40 is: 81,364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,709.04 : 147,254.52 = 58,961.40 : x
  2. Step 2: Convert to fraction form
    106,709.04/147,254.52 = 58,961.40/x
  3. Step 3: Cross multiply
    106,709.04x = 147,254.52 × 58,961.40
  4. Step 4: Simplify right side
    106,709.04x = 8,682,332,655.53
  5. Step 5: Solve for x
    x = 8,682,332,655.53/106,709.04
  6. Step 6: Final answer
    x = 81,364.55

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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.