Home / 227,948.76-314,569.10-127,346.76

Finding the Fourth Proportional to 227,948.76, 314,569.10 and 127,346.76

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Solution

The fourth proportional to 227,948.76, 314,569.10 and 127,346.76 is: 175,738.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,948.76 : 314,569.10 = 127,346.76 : x
  2. Step 2: Convert to fraction form
    227,948.76/314,569.10 = 127,346.76/x
  3. Step 3: Cross multiply
    227,948.76x = 314,569.10 × 127,346.76
  4. Step 4: Simplify right side
    227,948.76x = 40,059,355,681.12
  5. Step 5: Solve for x
    x = 40,059,355,681.12/227,948.76
  6. Step 6: Final answer
    x = 175,738.42

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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.