Home / 106,365.10-146,783.87-57,967.05

Finding the Fourth Proportional to 106,365.10, 146,783.87 and 57,967.05

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Solution

The fourth proportional to 106,365.10, 146,783.87 and 57,967.05 is: 79,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,365.10 : 146,783.87 = 57,967.05 : x
  2. Step 2: Convert to fraction form
    106,365.10/146,783.87 = 57,967.05/x
  3. Step 3: Cross multiply
    106,365.10x = 146,783.87 × 57,967.05
  4. Step 4: Simplify right side
    106,365.10x = 8,508,627,931.48
  5. Step 5: Solve for x
    x = 8,508,627,931.48/106,365.10
  6. Step 6: Final answer
    x = 79,994.55

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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.