Home / 169,118.34-253,649.16-56,785.92

Finding the Fourth Proportional to 169,118.34, 253,649.16 and 56,785.92

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Solution

The fourth proportional to 169,118.34, 253,649.16 and 56,785.92 is: 85,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,118.34 : 253,649.16 = 56,785.92 : x
  2. Step 2: Convert to fraction form
    169,118.34/253,649.16 = 56,785.92/x
  3. Step 3: Cross multiply
    169,118.34x = 253,649.16 × 56,785.92
  4. Step 4: Simplify right side
    169,118.34x = 14,403,700,907.83
  5. Step 5: Solve for x
    x = 14,403,700,907.83/169,118.34
  6. Step 6: Final answer
    x = 85,169.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.