Home / 99,600.48-137,444.66-54,277.49

Finding the Fourth Proportional to 99,600.48, 137,444.66 and 54,277.49

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Solution

The fourth proportional to 99,600.48, 137,444.66 and 54,277.49 is: 74,900.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,600.48 : 137,444.66 = 54,277.49 : x
  2. Step 2: Convert to fraction form
    99,600.48/137,444.66 = 54,277.49/x
  3. Step 3: Cross multiply
    99,600.48x = 137,444.66 × 54,277.49
  4. Step 4: Simplify right side
    99,600.48x = 7,460,150,887.32
  5. Step 5: Solve for x
    x = 7,460,150,887.32/99,600.48
  6. Step 6: Final answer
    x = 74,900.76

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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.