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Finding the Fourth Proportional to 375,155.32, 562,730.54 and 94,672.84

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Solution

The fourth proportional to 375,155.32, 562,730.54 and 94,672.84 is: 142,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,155.32 : 562,730.54 = 94,672.84 : x
  2. Step 2: Convert to fraction form
    375,155.32/562,730.54 = 94,672.84/x
  3. Step 3: Cross multiply
    375,155.32x = 562,730.54 × 94,672.84
  4. Step 4: Simplify right side
    375,155.32x = 53,275,298,376.53
  5. Step 5: Solve for x
    x = 53,275,298,376.53/375,155.32
  6. Step 6: Final answer
    x = 142,008.64

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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.