Home / 53,775.31-74,211.30-29,903.52

Finding the Fourth Proportional to 53,775.31, 74,211.30 and 29,903.52

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Solution

The fourth proportional to 53,775.31, 74,211.30 and 29,903.52 is: 41,267.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,775.31 : 74,211.30 = 29,903.52 : x
  2. Step 2: Convert to fraction form
    53,775.31/74,211.30 = 29,903.52/x
  3. Step 3: Cross multiply
    53,775.31x = 74,211.30 × 29,903.52
  4. Step 4: Simplify right side
    53,775.31x = 2,219,179,093.78
  5. Step 5: Solve for x
    x = 2,219,179,093.78/53,775.31
  6. Step 6: Final answer
    x = 41,267.62

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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.