Home / 124,813.00-187,219.50-113,987.35

Finding the Fourth Proportional to 124,813.00, 187,219.50 and 113,987.35

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Solution

The fourth proportional to 124,813.00, 187,219.50 and 113,987.35 is: 170,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,813.00 : 187,219.50 = 113,987.35 : x
  2. Step 2: Convert to fraction form
    124,813.00/187,219.50 = 113,987.35/x
  3. Step 3: Cross multiply
    124,813.00x = 187,219.50 × 113,987.35
  4. Step 4: Simplify right side
    124,813.00x = 21,340,655,121.08
  5. Step 5: Solve for x
    x = 21,340,655,121.08/124,813.00
  6. Step 6: Final answer
    x = 170,981.03

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1.5x scale

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.