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Finding the Fourth Proportional to 106,495.36, 146,962.32 and 58,750.72

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Solution

The fourth proportional to 106,495.36, 146,962.32 and 58,750.72 is: 81,075.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,495.36 : 146,962.32 = 58,750.72 : x
  2. Step 2: Convert to fraction form
    106,495.36/146,962.32 = 58,750.72/x
  3. Step 3: Cross multiply
    106,495.36x = 146,962.32 × 58,750.72
  4. Step 4: Simplify right side
    106,495.36x = 8,634,142,112.87
  5. Step 5: Solve for x
    x = 8,634,142,112.87/106,495.36
  6. Step 6: Final answer
    x = 81,075.29

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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.