Home / 106,365.05-146,783.02-58,618.45

Finding the Fourth Proportional to 106,365.05, 146,783.02 and 58,618.45

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Solution

The fourth proportional to 106,365.05, 146,783.02 and 58,618.45 is: 80,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,365.05 : 146,783.02 = 58,618.45 : x
  2. Step 2: Convert to fraction form
    106,365.05/146,783.02 = 58,618.45/x
  3. Step 3: Cross multiply
    106,365.05x = 146,783.02 × 58,618.45
  4. Step 4: Simplify right side
    106,365.05x = 8,604,193,118.72
  5. Step 5: Solve for x
    x = 8,604,193,118.72/106,365.05
  6. Step 6: Final answer
    x = 80,893.05

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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.