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Finding the Fourth Proportional to 160,345.20, 240,600.79 and 116,335.20

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Solution

The fourth proportional to 160,345.20, 240,600.79 and 116,335.20 is: 174,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,345.20 : 240,600.79 = 116,335.20 : x
  2. Step 2: Convert to fraction form
    160,345.20/240,600.79 = 116,335.20/x
  3. Step 3: Cross multiply
    160,345.20x = 240,600.79 × 116,335.20
  4. Step 4: Simplify right side
    160,345.20x = 27,990,341,024.81
  5. Step 5: Solve for x
    x = 27,990,341,024.81/160,345.20
  6. Step 6: Final answer
    x = 174,563.01

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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.