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Finding the Fourth Proportional to 7,154.74, 9,873.48 and 4,360.24

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Solution

The fourth proportional to 7,154.74, 9,873.48 and 4,360.24 is: 6,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.74 : 9,873.48 = 4,360.24 : x
  2. Step 2: Convert to fraction form
    7,154.74/9,873.48 = 4,360.24/x
  3. Step 3: Cross multiply
    7,154.74x = 9,873.48 × 4,360.24
  4. Step 4: Simplify right side
    7,154.74x = 43,050,742.44
  5. Step 5: Solve for x
    x = 43,050,742.44/7,154.74
  6. Step 6: Final answer
    x = 6,017.09

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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.