Home / 106,333.52-146,740.40-57,935.20

Finding the Fourth Proportional to 106,333.52, 146,740.40 and 57,935.20

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Solution

The fourth proportional to 106,333.52, 146,740.40 and 57,935.20 is: 79,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,333.52 : 146,740.40 = 57,935.20 : x
  2. Step 2: Convert to fraction form
    106,333.52/146,740.40 = 57,935.20/x
  3. Step 3: Cross multiply
    106,333.52x = 146,740.40 × 57,935.20
  4. Step 4: Simplify right side
    106,333.52x = 8,501,434,422.08
  5. Step 5: Solve for x
    x = 8,501,434,422.08/106,333.52
  6. Step 6: Final answer
    x = 79,950.65

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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.