Home / 227,726.28-314,261.10-127,124.28

Finding the Fourth Proportional to 227,726.28, 314,261.10 and 127,124.28

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Solution

The fourth proportional to 227,726.28, 314,261.10 and 127,124.28 is: 175,430.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,726.28 : 314,261.10 = 127,124.28 : x
  2. Step 2: Convert to fraction form
    227,726.28/314,261.10 = 127,124.28/x
  3. Step 3: Cross multiply
    227,726.28x = 314,261.10 × 127,124.28
  4. Step 4: Simplify right side
    227,726.28x = 39,950,216,069.51
  5. Step 5: Solve for x
    x = 39,950,216,069.51/227,726.28
  6. Step 6: Final answer
    x = 175,430.86

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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.