Home / 42,627.70-63,941.45-11,462.98

Finding the Fourth Proportional to 42,627.70, 63,941.45 and 11,462.98

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Solution

The fourth proportional to 42,627.70, 63,941.45 and 11,462.98 is: 17,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,627.70 : 63,941.45 = 11,462.98 : x
  2. Step 2: Convert to fraction form
    42,627.70/63,941.45 = 11,462.98/x
  3. Step 3: Cross multiply
    42,627.70x = 63,941.45 × 11,462.98
  4. Step 4: Simplify right side
    42,627.70x = 732,959,242.81
  5. Step 5: Solve for x
    x = 732,959,242.81/42,627.70
  6. Step 6: Final answer
    x = 17,194.44

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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.