Home / 99,292.19-137,043.14-58,998.20

Finding the Fourth Proportional to 99,292.19, 137,043.14 and 58,998.20

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Solution

The fourth proportional to 99,292.19, 137,043.14 and 58,998.20 is: 81,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,292.19 : 137,043.14 = 58,998.20 : x
  2. Step 2: Convert to fraction form
    99,292.19/137,043.14 = 58,998.20/x
  3. Step 3: Cross multiply
    99,292.19x = 137,043.14 × 58,998.20
  4. Step 4: Simplify right side
    99,292.19x = 8,085,297,602.14
  5. Step 5: Solve for x
    x = 8,085,297,602.14/99,292.19
  6. Step 6: Final answer
    x = 81,429.35

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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.