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Finding the Fourth Proportional to 160,303.72, 240,510.82 and 71,618.44

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Solution

The fourth proportional to 160,303.72, 240,510.82 and 71,618.44 is: 107,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,303.72 : 240,510.82 = 71,618.44 : x
  2. Step 2: Convert to fraction form
    160,303.72/240,510.82 = 71,618.44/x
  3. Step 3: Cross multiply
    160,303.72x = 240,510.82 × 71,618.44
  4. Step 4: Simplify right side
    160,303.72x = 17,225,009,731.52
  5. Step 5: Solve for x
    x = 17,225,009,731.52/160,303.72
  6. Step 6: Final answer
    x = 107,452.34

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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.