Home / 97,641.10-134,744.07-55,199.56

Finding the Fourth Proportional to 97,641.10, 134,744.07 and 55,199.56

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Solution

The fourth proportional to 97,641.10, 134,744.07 and 55,199.56 is: 76,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,641.10 : 134,744.07 = 55,199.56 : x
  2. Step 2: Convert to fraction form
    97,641.10/134,744.07 = 55,199.56/x
  3. Step 3: Cross multiply
    97,641.10x = 134,744.07 × 55,199.56
  4. Step 4: Simplify right side
    97,641.10x = 7,437,813,376.61
  5. Step 5: Solve for x
    x = 7,437,813,376.61/97,641.10
  6. Step 6: Final answer
    x = 76,175.03

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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.