Home / 106,603.60-147,113.34-58,857.28

Finding the Fourth Proportional to 106,603.60, 147,113.34 and 58,857.28

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Solution

The fourth proportional to 106,603.60, 147,113.34 and 58,857.28 is: 81,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,603.60 : 147,113.34 = 58,857.28 : x
  2. Step 2: Convert to fraction form
    106,603.60/147,113.34 = 58,857.28/x
  3. Step 3: Cross multiply
    106,603.60x = 147,113.34 × 58,857.28
  4. Step 4: Simplify right side
    106,603.60x = 8,658,691,044.12
  5. Step 5: Solve for x
    x = 8,658,691,044.12/106,603.60
  6. Step 6: Final answer
    x = 81,223.25

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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.