Home / 53,277.36-79,920.36-17,737.40

Finding the Fourth Proportional to 53,277.36, 79,920.36 and 17,737.40

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Solution

The fourth proportional to 53,277.36, 79,920.36 and 17,737.40 is: 26,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277.36 : 79,920.36 = 17,737.40 : x
  2. Step 2: Convert to fraction form
    53,277.36/79,920.36 = 17,737.40/x
  3. Step 3: Cross multiply
    53,277.36x = 79,920.36 × 17,737.40
  4. Step 4: Simplify right side
    53,277.36x = 1,417,578,993.86
  5. Step 5: Solve for x
    x = 1,417,578,993.86/53,277.36
  6. Step 6: Final answer
    x = 26,607.53

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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.