Home / 106,572.12-147,069.54-58,825.49

Finding the Fourth Proportional to 106,572.12, 147,069.54 and 58,825.49

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Solution

The fourth proportional to 106,572.12, 147,069.54 and 58,825.49 is: 81,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,572.12 : 147,069.54 = 58,825.49 : x
  2. Step 2: Convert to fraction form
    106,572.12/147,069.54 = 58,825.49/x
  3. Step 3: Cross multiply
    106,572.12x = 147,069.54 × 58,825.49
  4. Step 4: Simplify right side
    106,572.12x = 8,651,437,019.23
  5. Step 5: Solve for x
    x = 8,651,437,019.23/106,572.12
  6. Step 6: Final answer
    x = 81,179.18

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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.