Home / 124,127.40-186,192.18-35,380.80

Finding the Fourth Proportional to 124,127.40, 186,192.18 and 35,380.80

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Solution

The fourth proportional to 124,127.40, 186,192.18 and 35,380.80 is: 53,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,127.40 : 186,192.18 = 35,380.80 : x
  2. Step 2: Convert to fraction form
    124,127.40/186,192.18 = 35,380.80/x
  3. Step 3: Cross multiply
    124,127.40x = 186,192.18 × 35,380.80
  4. Step 4: Simplify right side
    124,127.40x = 6,587,628,282.14
  5. Step 5: Solve for x
    x = 6,587,628,282.14/124,127.40
  6. Step 6: Final answer
    x = 53,071.51

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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.