Home / 96,888.18-133,711.20-64,566.66

Finding the Fourth Proportional to 96,888.18, 133,711.20 and 64,566.66

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Solution

The fourth proportional to 96,888.18, 133,711.20 and 64,566.66 is: 89,105.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,888.18 : 133,711.20 = 64,566.66 : x
  2. Step 2: Convert to fraction form
    96,888.18/133,711.20 = 64,566.66/x
  3. Step 3: Cross multiply
    96,888.18x = 133,711.20 × 64,566.66
  4. Step 4: Simplify right side
    96,888.18x = 8,633,285,588.59
  5. Step 5: Solve for x
    x = 8,633,285,588.59/96,888.18
  6. Step 6: Final answer
    x = 89,105.66

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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.