Home / 227,975.04-314,606.40-127,374.72

Finding the Fourth Proportional to 227,975.04, 314,606.40 and 127,374.72

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Solution

The fourth proportional to 227,975.04, 314,606.40 and 127,374.72 is: 175,777.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,975.04 : 314,606.40 = 127,374.72 : x
  2. Step 2: Convert to fraction form
    227,975.04/314,606.40 = 127,374.72/x
  3. Step 3: Cross multiply
    227,975.04x = 314,606.40 × 127,374.72
  4. Step 4: Simplify right side
    227,975.04x = 40,072,902,110.21
  5. Step 5: Solve for x
    x = 40,072,902,110.21/227,975.04
  6. Step 6: Final answer
    x = 175,777.59

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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.