Home / 53,765.24-74,191.80-29,890.46

Finding the Fourth Proportional to 53,765.24, 74,191.80 and 29,890.46

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Solution

The fourth proportional to 53,765.24, 74,191.80 and 29,890.46 is: 41,246.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.24 : 74,191.80 = 29,890.46 : x
  2. Step 2: Convert to fraction form
    53,765.24/74,191.80 = 29,890.46/x
  3. Step 3: Cross multiply
    53,765.24x = 74,191.80 × 29,890.46
  4. Step 4: Simplify right side
    53,765.24x = 2,217,627,030.23
  5. Step 5: Solve for x
    x = 2,217,627,030.23/53,765.24
  6. Step 6: Final answer
    x = 41,246.48

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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.