Home / 106,601.07-147,109.70-58,854.51

Finding the Fourth Proportional to 106,601.07, 147,109.70 and 58,854.51

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Solution

The fourth proportional to 106,601.07, 147,109.70 and 58,854.51 is: 81,219.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,601.07 : 147,109.70 = 58,854.51 : x
  2. Step 2: Convert to fraction form
    106,601.07/147,109.70 = 58,854.51/x
  3. Step 3: Cross multiply
    106,601.07x = 147,109.70 × 58,854.51
  4. Step 4: Simplify right side
    106,601.07x = 8,658,069,015.47
  5. Step 5: Solve for x
    x = 8,658,069,015.47/106,601.07
  6. Step 6: Final answer
    x = 81,219.34

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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.