Home / 96,985.76-133,839.06-54,544.29

Finding the Fourth Proportional to 96,985.76, 133,839.06 and 54,544.29

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Solution

The fourth proportional to 96,985.76, 133,839.06 and 54,544.29 is: 75,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,985.76 : 133,839.06 = 54,544.29 : x
  2. Step 2: Convert to fraction form
    96,985.76/133,839.06 = 54,544.29/x
  3. Step 3: Cross multiply
    96,985.76x = 133,839.06 × 54,544.29
  4. Step 4: Simplify right side
    96,985.76x = 7,300,156,501.97
  5. Step 5: Solve for x
    x = 7,300,156,501.97/96,985.76
  6. Step 6: Final answer
    x = 75,270.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.