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Finding the Fourth Proportional to 114,057.92, 157,347.62 and 73,784.67

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Solution

The fourth proportional to 114,057.92, 157,347.62 and 73,784.67 is: 101,789.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,057.92 : 157,347.62 = 73,784.67 : x
  2. Step 2: Convert to fraction form
    114,057.92/157,347.62 = 73,784.67/x
  3. Step 3: Cross multiply
    114,057.92x = 157,347.62 × 73,784.67
  4. Step 4: Simplify right side
    114,057.92x = 11,609,842,714.81
  5. Step 5: Solve for x
    x = 11,609,842,714.81/114,057.92
  6. Step 6: Final answer
    x = 101,789.01

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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.