Home / 42,613.64-63,918.18-16,316.36

Finding the Fourth Proportional to 42,613.64, 63,918.18 and 16,316.36

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Solution

The fourth proportional to 42,613.64, 63,918.18 and 16,316.36 is: 24,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,613.64 : 63,918.18 = 16,316.36 : x
  2. Step 2: Convert to fraction form
    42,613.64/63,918.18 = 16,316.36/x
  3. Step 3: Cross multiply
    42,613.64x = 63,918.18 × 16,316.36
  4. Step 4: Simplify right side
    42,613.64x = 1,042,912,035.42
  5. Step 5: Solve for x
    x = 1,042,912,035.42/42,613.64
  6. Step 6: Final answer
    x = 24,473.67

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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.