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Finding the Fourth Proportional to 67,762.96, 93,501.84 and 42,594.64

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Solution

The fourth proportional to 67,762.96, 93,501.84 and 42,594.64 is: 58,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,762.96 : 93,501.84 = 42,594.64 : x
  2. Step 2: Convert to fraction form
    67,762.96/93,501.84 = 42,594.64/x
  3. Step 3: Cross multiply
    67,762.96x = 93,501.84 × 42,594.64
  4. Step 4: Simplify right side
    67,762.96x = 3,982,677,214.14
  5. Step 5: Solve for x
    x = 3,982,677,214.14/67,762.96
  6. Step 6: Final answer
    x = 58,773.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.