Home / 99,595.54-137,440.14-54,273.92

Finding the Fourth Proportional to 99,595.54, 137,440.14 and 54,273.92

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Solution

The fourth proportional to 99,595.54, 137,440.14 and 54,273.92 is: 74,897.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,595.54 : 137,440.14 = 54,273.92 : x
  2. Step 2: Convert to fraction form
    99,595.54/137,440.14 = 54,273.92/x
  3. Step 3: Cross multiply
    99,595.54x = 137,440.14 × 54,273.92
  4. Step 4: Simplify right side
    99,595.54x = 7,459,415,163.15
  5. Step 5: Solve for x
    x = 7,459,415,163.15/99,595.54
  6. Step 6: Final answer
    x = 74,897.08

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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.