Home / 226,792.24-312,985.56-126,192.40

Finding the Fourth Proportional to 226,792.24, 312,985.56 and 126,192.40

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Solution

The fourth proportional to 226,792.24, 312,985.56 and 126,192.40 is: 174,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,792.24 : 312,985.56 = 126,192.40 : x
  2. Step 2: Convert to fraction form
    226,792.24/312,985.56 = 126,192.40/x
  3. Step 3: Cross multiply
    226,792.24x = 312,985.56 × 126,192.40
  4. Step 4: Simplify right side
    226,792.24x = 39,496,398,981.74
  5. Step 5: Solve for x
    x = 39,496,398,981.74/226,792.24
  6. Step 6: Final answer
    x = 174,152.34

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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.