Home / 42,888.62-64,332.46-17,582.49

Finding the Fourth Proportional to 42,888.62, 64,332.46 and 17,582.49

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Solution

The fourth proportional to 42,888.62, 64,332.46 and 17,582.49 is: 26,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,888.62 : 64,332.46 = 17,582.49 : x
  2. Step 2: Convert to fraction form
    42,888.62/64,332.46 = 17,582.49/x
  3. Step 3: Cross multiply
    42,888.62x = 64,332.46 × 17,582.49
  4. Step 4: Simplify right side
    42,888.62x = 1,131,124,856.60
  5. Step 5: Solve for x
    x = 1,131,124,856.60/42,888.62
  6. Step 6: Final answer
    x = 26,373.54

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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.