Home / 53,123.84-79,720.32-23,560.96

Finding the Fourth Proportional to 53,123.84, 79,720.32 and 23,560.96

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Solution

The fourth proportional to 53,123.84, 79,720.32 and 23,560.96 is: 35,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,123.84 : 79,720.32 = 23,560.96 : x
  2. Step 2: Convert to fraction form
    53,123.84/79,720.32 = 23,560.96/x
  3. Step 3: Cross multiply
    53,123.84x = 79,720.32 × 23,560.96
  4. Step 4: Simplify right side
    53,123.84x = 1,878,287,270.71
  5. Step 5: Solve for x
    x = 1,878,287,270.71/53,123.84
  6. Step 6: Final answer
    x = 35,356.77

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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.