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Finding the Fourth Proportional to 92,188.94, 138,312.12 and 33,025.10

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Solution

The fourth proportional to 92,188.94, 138,312.12 and 33,025.10 is: 49,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,188.94 : 138,312.12 = 33,025.10 : x
  2. Step 2: Convert to fraction form
    92,188.94/138,312.12 = 33,025.10/x
  3. Step 3: Cross multiply
    92,188.94x = 138,312.12 × 33,025.10
  4. Step 4: Simplify right side
    92,188.94x = 4,567,771,594.21
  5. Step 5: Solve for x
    x = 4,567,771,594.21/92,188.94
  6. Step 6: Final answer
    x = 49,547.93

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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.