Home / 99,141.44-136,711.67-58,847.45

Finding the Fourth Proportional to 99,141.44, 136,711.67 and 58,847.45

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Solution

The fourth proportional to 99,141.44, 136,711.67 and 58,847.45 is: 81,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,141.44 : 136,711.67 = 58,847.45 : x
  2. Step 2: Convert to fraction form
    99,141.44/136,711.67 = 58,847.45/x
  3. Step 3: Cross multiply
    99,141.44x = 136,711.67 × 58,847.45
  4. Step 4: Simplify right side
    99,141.44x = 8,045,132,186.95
  5. Step 5: Solve for x
    x = 8,045,132,186.95/99,141.44
  6. Step 6: Final answer
    x = 81,148.03

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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.