Home / 63,132.04-87,121.38-34,837

Finding the Fourth Proportional to 63,132.04, 87,121.38 and 34,837

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Solution

The fourth proportional to 63,132.04, 87,121.38 and 34,837 is: 48,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,132.04 : 87,121.38 = 34,837 : x
  2. Step 2: Convert to fraction form
    63,132.04/87,121.38 = 34,837/x
  3. Step 3: Cross multiply
    63,132.04x = 87,121.38 × 34,837
  4. Step 4: Simplify right side
    63,132.04x = 3,035,047,515.06
  5. Step 5: Solve for x
    x = 3,035,047,515.06/63,132.04
  6. Step 6: Final answer
    x = 48,074.60

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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.