Home / 106,698.72-147,244.50-58,301.22

Finding the Fourth Proportional to 106,698.72, 147,244.50 and 58,301.22

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Solution

The fourth proportional to 106,698.72, 147,244.50 and 58,301.22 is: 80,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,698.72 : 147,244.50 = 58,301.22 : x
  2. Step 2: Convert to fraction form
    106,698.72/147,244.50 = 58,301.22/x
  3. Step 3: Cross multiply
    106,698.72x = 147,244.50 × 58,301.22
  4. Step 4: Simplify right side
    106,698.72x = 8,584,533,988.29
  5. Step 5: Solve for x
    x = 8,584,533,988.29/106,698.72
  6. Step 6: Final answer
    x = 80,455.83

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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.