Home / 63,688.42-87,898.12-36,825.74

Finding the Fourth Proportional to 63,688.42, 87,898.12 and 36,825.74

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Solution

The fourth proportional to 63,688.42, 87,898.12 and 36,825.74 is: 50,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,688.42 : 87,898.12 = 36,825.74 : x
  2. Step 2: Convert to fraction form
    63,688.42/87,898.12 = 36,825.74/x
  3. Step 3: Cross multiply
    63,688.42x = 87,898.12 × 36,825.74
  4. Step 4: Simplify right side
    63,688.42x = 3,236,913,313.61
  5. Step 5: Solve for x
    x = 3,236,913,313.61/63,688.42
  6. Step 6: Final answer
    x = 50,824.20

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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.