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Finding the Fourth Proportional to 153,678.96, 230,559.48 and 48,499.92

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Solution

The fourth proportional to 153,678.96, 230,559.48 and 48,499.92 is: 72,762.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,678.96 : 230,559.48 = 48,499.92 : x
  2. Step 2: Convert to fraction form
    153,678.96/230,559.48 = 48,499.92/x
  3. Step 3: Cross multiply
    153,678.96x = 230,559.48 × 48,499.92
  4. Step 4: Simplify right side
    153,678.96x = 11,182,116,335.24
  5. Step 5: Solve for x
    x = 11,182,116,335.24/153,678.96
  6. Step 6: Final answer
    x = 72,762.83

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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.