Home / 171,304.74-256,981.77-52,985.28

Finding the Fourth Proportional to 171,304.74, 256,981.77 and 52,985.28

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Solution

The fourth proportional to 171,304.74, 256,981.77 and 52,985.28 is: 79,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,304.74 : 256,981.77 = 52,985.28 : x
  2. Step 2: Convert to fraction form
    171,304.74/256,981.77 = 52,985.28/x
  3. Step 3: Cross multiply
    171,304.74x = 256,981.77 × 52,985.28
  4. Step 4: Simplify right side
    171,304.74x = 13,616,251,038.35
  5. Step 5: Solve for x
    x = 13,616,251,038.35/171,304.74
  6. Step 6: Final answer
    x = 79,485.55

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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.