Home / 59,918.20-89,864.70-30,308.20

Finding the Fourth Proportional to 59,918.20, 89,864.70 and 30,308.20

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Solution

The fourth proportional to 59,918.20, 89,864.70 and 30,308.20 is: 45,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,918.20 : 89,864.70 = 30,308.20 : x
  2. Step 2: Convert to fraction form
    59,918.20/89,864.70 = 30,308.20/x
  3. Step 3: Cross multiply
    59,918.20x = 89,864.70 × 30,308.20
  4. Step 4: Simplify right side
    59,918.20x = 2,723,637,300.54
  5. Step 5: Solve for x
    x = 2,723,637,300.54/59,918.20
  6. Step 6: Final answer
    x = 45,455.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.