Home / 60,715.74-91,076.85-19,159.50

Finding the Fourth Proportional to 60,715.74, 91,076.85 and 19,159.50

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Solution

The fourth proportional to 60,715.74, 91,076.85 and 19,159.50 is: 28,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,715.74 : 91,076.85 = 19,159.50 : x
  2. Step 2: Convert to fraction form
    60,715.74/91,076.85 = 19,159.50/x
  3. Step 3: Cross multiply
    60,715.74x = 91,076.85 × 19,159.50
  4. Step 4: Simplify right side
    60,715.74x = 1,744,986,907.58
  5. Step 5: Solve for x
    x = 1,744,986,907.58/60,715.74
  6. Step 6: Final answer
    x = 28,740.27

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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.