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Finding the Fourth Proportional to 93,341.98, 140,059.66 and 42,740.89

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Solution

The fourth proportional to 93,341.98, 140,059.66 and 42,740.89 is: 64,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,341.98 : 140,059.66 = 42,740.89 : x
  2. Step 2: Convert to fraction form
    93,341.98/140,059.66 = 42,740.89/x
  3. Step 3: Cross multiply
    93,341.98x = 140,059.66 × 42,740.89
  4. Step 4: Simplify right side
    93,341.98x = 5,986,274,521.50
  5. Step 5: Solve for x
    x = 5,986,274,521.50/93,341.98
  6. Step 6: Final answer
    x = 64,132.71

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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.