Home / 63,123.09-87,108.64-36,264.97

Finding the Fourth Proportional to 63,123.09, 87,108.64 and 36,264.97

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Solution

The fourth proportional to 63,123.09, 87,108.64 and 36,264.97 is: 50,044.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,123.09 : 87,108.64 = 36,264.97 : x
  2. Step 2: Convert to fraction form
    63,123.09/87,108.64 = 36,264.97/x
  3. Step 3: Cross multiply
    63,123.09x = 87,108.64 × 36,264.97
  4. Step 4: Simplify right side
    63,123.09x = 3,158,992,216.34
  5. Step 5: Solve for x
    x = 3,158,992,216.34/63,123.09
  6. Step 6: Final answer
    x = 50,044.96

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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.