Home / 106,133.40-146,463.04-58,386.80

Finding the Fourth Proportional to 106,133.40, 146,463.04 and 58,386.80

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Solution

The fourth proportional to 106,133.40, 146,463.04 and 58,386.80 is: 80,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,133.40 : 146,463.04 = 58,386.80 : x
  2. Step 2: Convert to fraction form
    106,133.40/146,463.04 = 58,386.80/x
  3. Step 3: Cross multiply
    106,133.40x = 146,463.04 × 58,386.80
  4. Step 4: Simplify right side
    106,133.40x = 8,551,508,223.87
  5. Step 5: Solve for x
    x = 8,551,508,223.87/106,133.40
  6. Step 6: Final answer
    x = 80,573.21

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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.