Home / 98,881.05-148,277.28-58,918.89

Finding the Fourth Proportional to 98,881.05, 148,277.28 and 58,918.89

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Solution

The fourth proportional to 98,881.05, 148,277.28 and 58,918.89 is: 88,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,881.05 : 148,277.28 = 58,918.89 : x
  2. Step 2: Convert to fraction form
    98,881.05/148,277.28 = 58,918.89/x
  3. Step 3: Cross multiply
    98,881.05x = 148,277.28 × 58,918.89
  4. Step 4: Simplify right side
    98,881.05x = 8,736,333,526.80
  5. Step 5: Solve for x
    x = 8,736,333,526.80/98,881.05
  6. Step 6: Final answer
    x = 88,351.95

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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.