Home / 63,180.06-87,189.14-34,885.68

Finding the Fourth Proportional to 63,180.06, 87,189.14 and 34,885.68

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Solution

The fourth proportional to 63,180.06, 87,189.14 and 34,885.68 is: 48,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,180.06 : 87,189.14 = 34,885.68 : x
  2. Step 2: Convert to fraction form
    63,180.06/87,189.14 = 34,885.68/x
  3. Step 3: Cross multiply
    63,180.06x = 87,189.14 × 34,885.68
  4. Step 4: Simplify right side
    63,180.06x = 3,041,652,437.52
  5. Step 5: Solve for x
    x = 3,041,652,437.52/63,180.06
  6. Step 6: Final answer
    x = 48,142.60

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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.