Home / 42,462.39-63,693.69-11,297.64

Finding the Fourth Proportional to 42,462.39, 63,693.69 and 11,297.64

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Solution

The fourth proportional to 42,462.39, 63,693.69 and 11,297.64 is: 16,946.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462.39 : 63,693.69 = 11,297.64 : x
  2. Step 2: Convert to fraction form
    42,462.39/63,693.69 = 11,297.64/x
  3. Step 3: Cross multiply
    42,462.39x = 63,693.69 × 11,297.64
  4. Step 4: Simplify right side
    42,462.39x = 719,588,379.89
  5. Step 5: Solve for x
    x = 719,588,379.89/42,462.39
  6. Step 6: Final answer
    x = 16,946.49

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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.