Home / 227,875.28-314,486.25-125,909.64

Finding the Fourth Proportional to 227,875.28, 314,486.25 and 125,909.64

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Solution

The fourth proportional to 227,875.28, 314,486.25 and 125,909.64 is: 173,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,875.28 : 314,486.25 = 125,909.64 : x
  2. Step 2: Convert to fraction form
    227,875.28/314,486.25 = 125,909.64/x
  3. Step 3: Cross multiply
    227,875.28x = 314,486.25 × 125,909.64
  4. Step 4: Simplify right side
    227,875.28x = 39,596,850,050.29
  5. Step 5: Solve for x
    x = 39,596,850,050.29/227,875.28
  6. Step 6: Final answer
    x = 173,765.45

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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.