Home / 99,416.37-137,195.18-54,094.70

Finding the Fourth Proportional to 99,416.37, 137,195.18 and 54,094.70

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Solution

The fourth proportional to 99,416.37, 137,195.18 and 54,094.70 is: 74,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,416.37 : 137,195.18 = 54,094.70 : x
  2. Step 2: Convert to fraction form
    99,416.37/137,195.18 = 54,094.70/x
  3. Step 3: Cross multiply
    99,416.37x = 137,195.18 × 54,094.70
  4. Step 4: Simplify right side
    99,416.37x = 7,421,531,147.10
  5. Step 5: Solve for x
    x = 7,421,531,147.10/99,416.37
  6. Step 6: Final answer
    x = 74,651.00

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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.