Home / 106,365.23-146,784.05-57,967.18

Finding the Fourth Proportional to 106,365.23, 146,784.05 and 57,967.18

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Solution

The fourth proportional to 106,365.23, 146,784.05 and 57,967.18 is: 79,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,365.23 : 146,784.05 = 57,967.18 : x
  2. Step 2: Convert to fraction form
    106,365.23/146,784.05 = 57,967.18/x
  3. Step 3: Cross multiply
    106,365.23x = 146,784.05 × 57,967.18
  4. Step 4: Simplify right side
    106,365.23x = 8,508,657,447.48
  5. Step 5: Solve for x
    x = 8,508,657,447.48/106,365.23
  6. Step 6: Final answer
    x = 79,994.73

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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.