Home / 99,334.42-137,077.75-54,010.83

Finding the Fourth Proportional to 99,334.42, 137,077.75 and 54,010.83

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Solution

The fourth proportional to 99,334.42, 137,077.75 and 54,010.83 is: 74,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,334.42 : 137,077.75 = 54,010.83 : x
  2. Step 2: Convert to fraction form
    99,334.42/137,077.75 = 54,010.83/x
  3. Step 3: Cross multiply
    99,334.42x = 137,077.75 × 54,010.83
  4. Step 4: Simplify right side
    99,334.42x = 7,403,683,633.59
  5. Step 5: Solve for x
    x = 7,403,683,633.59/99,334.42
  6. Step 6: Final answer
    x = 74,532.91

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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.