Home / 63,403.49-87,475.56-36,545.43

Finding the Fourth Proportional to 63,403.49, 87,475.56 and 36,545.43

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Solution

The fourth proportional to 63,403.49, 87,475.56 and 36,545.43 is: 50,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,403.49 : 87,475.56 = 36,545.43 : x
  2. Step 2: Convert to fraction form
    63,403.49/87,475.56 = 36,545.43/x
  3. Step 3: Cross multiply
    63,403.49x = 87,475.56 × 36,545.43
  4. Step 4: Simplify right side
    63,403.49x = 3,196,831,954.69
  5. Step 5: Solve for x
    x = 3,196,831,954.69/63,403.49
  6. Step 6: Final answer
    x = 50,420.45

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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.