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Finding the Fourth Proportional to 162,312.75, 243,392.49 and 94,864.13

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Solution

The fourth proportional to 162,312.75, 243,392.49 and 94,864.13 is: 142,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,312.75 : 243,392.49 = 94,864.13 : x
  2. Step 2: Convert to fraction form
    162,312.75/243,392.49 = 94,864.13/x
  3. Step 3: Cross multiply
    162,312.75x = 243,392.49 × 94,864.13
  4. Step 4: Simplify right side
    162,312.75x = 23,089,215,595.42
  5. Step 5: Solve for x
    x = 23,089,215,595.42/162,312.75
  6. Step 6: Final answer
    x = 142,251.40

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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.