Home / 99,584.16-137,424.38-54,262.46

Finding the Fourth Proportional to 99,584.16, 137,424.38 and 54,262.46

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Solution

The fourth proportional to 99,584.16, 137,424.38 and 54,262.46 is: 74,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,584.16 : 137,424.38 = 54,262.46 : x
  2. Step 2: Convert to fraction form
    99,584.16/137,424.38 = 54,262.46/x
  3. Step 3: Cross multiply
    99,584.16x = 137,424.38 × 54,262.46
  4. Step 4: Simplify right side
    99,584.16x = 7,456,983,964.34
  5. Step 5: Solve for x
    x = 7,456,983,964.34/99,584.16
  6. Step 6: Final answer
    x = 74,881.23

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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.