Home / 106,634.40-147,154.80-58,887.36

Finding the Fourth Proportional to 106,634.40, 147,154.80 and 58,887.36

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Solution

The fourth proportional to 106,634.40, 147,154.80 and 58,887.36 is: 81,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,634.40 : 147,154.80 = 58,887.36 : x
  2. Step 2: Convert to fraction form
    106,634.40/147,154.80 = 58,887.36/x
  3. Step 3: Cross multiply
    106,634.40x = 147,154.80 × 58,887.36
  4. Step 4: Simplify right side
    106,634.40x = 8,665,557,683.33
  5. Step 5: Solve for x
    x = 8,665,557,683.33/106,634.40
  6. Step 6: Final answer
    x = 81,264.19

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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.