Home / 106,054.12-146,350.92-58,307.12

Finding the Fourth Proportional to 106,054.12, 146,350.92 and 58,307.12

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Solution

The fourth proportional to 106,054.12, 146,350.92 and 58,307.12 is: 80,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,054.12 : 146,350.92 = 58,307.12 : x
  2. Step 2: Convert to fraction form
    106,054.12/146,350.92 = 58,307.12/x
  3. Step 3: Cross multiply
    106,054.12x = 146,350.92 × 58,307.12
  4. Step 4: Simplify right side
    106,054.12x = 8,533,300,654.55
  5. Step 5: Solve for x
    x = 8,533,300,654.55/106,054.12
  6. Step 6: Final answer
    x = 80,461.76

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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.