Home / 106,826.70-147,416.40-58,427.85

Finding the Fourth Proportional to 106,826.70, 147,416.40 and 58,427.85

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Solution

The fourth proportional to 106,826.70, 147,416.40 and 58,427.85 is: 80,628.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,826.70 : 147,416.40 = 58,427.85 : x
  2. Step 2: Convert to fraction form
    106,826.70/147,416.40 = 58,427.85/x
  3. Step 3: Cross multiply
    106,826.70x = 147,416.40 × 58,427.85
  4. Step 4: Simplify right side
    106,826.70x = 8,613,223,306.74
  5. Step 5: Solve for x
    x = 8,613,223,306.74/106,826.70
  6. Step 6: Final answer
    x = 80,628.00

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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.