Home / 440,154.04-660,231.06-124,612.60

Finding the Fourth Proportional to 440,154.04, 660,231.06 and 124,612.60

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Solution

The fourth proportional to 440,154.04, 660,231.06 and 124,612.60 is: 186,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,154.04 : 660,231.06 = 124,612.60 : x
  2. Step 2: Convert to fraction form
    440,154.04/660,231.06 = 124,612.60/x
  3. Step 3: Cross multiply
    440,154.04x = 660,231.06 × 124,612.60
  4. Step 4: Simplify right side
    440,154.04x = 82,273,108,987.36
  5. Step 5: Solve for x
    x = 82,273,108,987.36/440,154.04
  6. Step 6: Final answer
    x = 186,918.90

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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.