Home / 99,741.74-137,661.41-59,458.08

Finding the Fourth Proportional to 99,741.74, 137,661.41 and 59,458.08

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Solution

The fourth proportional to 99,741.74, 137,661.41 and 59,458.08 is: 82,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,741.74 : 137,661.41 = 59,458.08 : x
  2. Step 2: Convert to fraction form
    99,741.74/137,661.41 = 59,458.08/x
  3. Step 3: Cross multiply
    99,741.74x = 137,661.41 × 59,458.08
  4. Step 4: Simplify right side
    99,741.74x = 8,185,082,831.40
  5. Step 5: Solve for x
    x = 8,185,082,831.40/99,741.74
  6. Step 6: Final answer
    x = 82,062.76

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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.