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Finding the Fourth Proportional to 153,519.56, 230,287.56 and 48,346.72

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Solution

The fourth proportional to 153,519.56, 230,287.56 and 48,346.72 is: 72,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,519.56 : 230,287.56 = 48,346.72 : x
  2. Step 2: Convert to fraction form
    153,519.56/230,287.56 = 48,346.72/x
  3. Step 3: Cross multiply
    153,519.56x = 230,287.56 × 48,346.72
  4. Step 4: Simplify right side
    153,519.56x = 11,133,648,182.80
  5. Step 5: Solve for x
    x = 11,133,648,182.80/153,519.56
  6. Step 6: Final answer
    x = 72,522.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.