Home / 96,965.77-133,828.68-56,671.66

Finding the Fourth Proportional to 96,965.77, 133,828.68 and 56,671.66

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Solution

The fourth proportional to 96,965.77, 133,828.68 and 56,671.66 is: 78,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,965.77 : 133,828.68 = 56,671.66 : x
  2. Step 2: Convert to fraction form
    96,965.77/133,828.68 = 56,671.66/x
  3. Step 3: Cross multiply
    96,965.77x = 133,828.68 × 56,671.66
  4. Step 4: Simplify right side
    96,965.77x = 7,584,293,859.82
  5. Step 5: Solve for x
    x = 7,584,293,859.82/96,965.77
  6. Step 6: Final answer
    x = 78,216.20

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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.