Home / 53,137.98-73,330.50-29,264.72

Finding the Fourth Proportional to 53,137.98, 73,330.50 and 29,264.72

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Solution

The fourth proportional to 53,137.98, 73,330.50 and 29,264.72 is: 40,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,137.98 : 73,330.50 = 29,264.72 : x
  2. Step 2: Convert to fraction form
    53,137.98/73,330.50 = 29,264.72/x
  3. Step 3: Cross multiply
    53,137.98x = 73,330.50 × 29,264.72
  4. Step 4: Simplify right side
    53,137.98x = 2,145,996,183.31
  5. Step 5: Solve for x
    x = 2,145,996,183.31/53,137.98
  6. Step 6: Final answer
    x = 40,385.35

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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.