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Finding the Fourth Proportional to 227,681.58, 314,199.10 and 125,713.40

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Solution

The fourth proportional to 227,681.58, 314,199.10 and 125,713.40 is: 173,483.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,681.58 : 314,199.10 = 125,713.40 : x
  2. Step 2: Convert to fraction form
    227,681.58/314,199.10 = 125,713.40/x
  3. Step 3: Cross multiply
    227,681.58x = 314,199.10 × 125,713.40
  4. Step 4: Simplify right side
    227,681.58x = 39,499,037,137.94
  5. Step 5: Solve for x
    x = 39,499,037,137.94/227,681.58
  6. Step 6: Final answer
    x = 173,483.67

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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.