Home / 53,175.47-79,762.95-15,735.77

Finding the Fourth Proportional to 53,175.47, 79,762.95 and 15,735.77

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Solution

The fourth proportional to 53,175.47, 79,762.95 and 15,735.77 is: 23,603.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,175.47 : 79,762.95 = 15,735.77 : x
  2. Step 2: Convert to fraction form
    53,175.47/79,762.95 = 15,735.77/x
  3. Step 3: Cross multiply
    53,175.47x = 79,762.95 × 15,735.77
  4. Step 4: Simplify right side
    53,175.47x = 1,255,131,036.91
  5. Step 5: Solve for x
    x = 1,255,131,036.91/53,175.47
  6. Step 6: Final answer
    x = 23,603.57

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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.