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Finding the Fourth Proportional to 121,162.98, 181,730.04 and 32,423.34

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Solution

The fourth proportional to 121,162.98, 181,730.04 and 32,423.34 is: 48,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,162.98 : 181,730.04 = 32,423.34 : x
  2. Step 2: Convert to fraction form
    121,162.98/181,730.04 = 32,423.34/x
  3. Step 3: Cross multiply
    121,162.98x = 181,730.04 × 32,423.34
  4. Step 4: Simplify right side
    121,162.98x = 5,892,294,875.13
  5. Step 5: Solve for x
    x = 5,892,294,875.13/121,162.98
  6. Step 6: Final answer
    x = 48,631.15

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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.